diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AISecretType.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AISecretType.g.cs
index db87eed..00eb431 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AISecretType.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AISecretType.g.cs
@@ -108,7 +108,10 @@ public class AISecretTypeJsonConverter : global::System.Text.Json.Serialization.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (aISecretTypeVariant1 == null && aISecretTypeVariant2 == null)
+            {
                 try
                 {
 
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AllOf2.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AllOf2.g.cs
index 64f083b..047d0b6 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AllOf2.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AllOf2.g.cs
@@ -107,7 +107,10 @@ public class AllOfJsonConverter<T1, T2> : global::System.Text.Json.Serialization
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null)
+            {
                 try
                 {
 
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AnyOf2.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AnyOf2.g.cs
index 41626ea..62f4b23 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AnyOf2.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AnyOf2.g.cs
@@ -107,7 +107,10 @@ public class AnyOfJsonConverter<T1, T2> : global::System.Text.Json.Serialization
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null)
+            {
                 try
                 {
 
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AnyOf3.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AnyOf3.g.cs
index 7bebbc0..a3dbe08 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AnyOf3.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AnyOf3.g.cs
@@ -137,7 +137,10 @@ public class AnyOfJsonConverter<T1, T2, T3> : global::System.Text.Json.Serializa
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null)
+            {
                 try
                 {
 
@@ -151,7 +154,10 @@ public class AnyOfJsonConverter<T1, T2, T3> : global::System.Text.Json.Serializa
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null)
+            {
                 try
                 {
 
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AnyOf4.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AnyOf4.g.cs
index 006acde..e78ba49 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AnyOf4.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.AnyOf4.g.cs
@@ -167,7 +167,10 @@ public class AnyOfJsonConverter<T1, T2, T3, T4> : global::System.Text.Json.Seria
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null && value4 == null)
+            {
                 try
                 {
 
@@ -181,7 +184,10 @@ public class AnyOfJsonConverter<T1, T2, T3, T4> : global::System.Text.Json.Seria
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null && value4 == null)
+            {
                 try
                 {
 
@@ -195,7 +201,10 @@ public class AnyOfJsonConverter<T1, T2, T3, T4> : global::System.Text.Json.Seria
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null && value4 == null)
+            {
                 try
                 {
 
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ChatCompletionContentPart.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ChatCompletionContentPart.g.cs
index dcaad77..0eaf9af 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ChatCompletionContentPart.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ChatCompletionContentPart.g.cs
@@ -112,6 +112,7 @@ public class ChatCompletionContentPartJsonConverter : global::System.Text.Json.S
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ChatCompletionContentPartTextWithTitle), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ChatCompletionContentPartTextWithTitle> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ChatCompletionContentPartTextWithTitle).Name}");
                     text = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -122,9 +123,13 @@ public class ChatCompletionContentPartJsonConverter : global::System.Text.Json.S
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (text == null && imageUrl == null && file == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ChatCompletionContentPartImageWithTitle), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ChatCompletionContentPartImageWithTitle> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ChatCompletionContentPartImageWithTitle).Name}");
                     imageUrl = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -135,9 +140,13 @@ public class ChatCompletionContentPartJsonConverter : global::System.Text.Json.S
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (text == null && imageUrl == null && file == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ChatCompletionContentPartFileWithTitle), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ChatCompletionContentPartFileWithTitle> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ChatCompletionContentPartFileWithTitle).Name}");
                     file = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ChatCompletionMessageParam.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ChatCompletionMessageParam.g.cs
index bc1f1e3..c896ea4 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ChatCompletionMessageParam.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ChatCompletionMessageParam.g.cs
@@ -196,6 +196,7 @@ public class ChatCompletionMessageParamJsonConverter : global::System.Text.Json.
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ChatCompletionMessageParamSystem), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ChatCompletionMessageParamSystem> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ChatCompletionMessageParamSystem).Name}");
                     system = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -206,9 +207,13 @@ public class ChatCompletionMessageParamJsonConverter : global::System.Text.Json.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (system == null && user == null && assistant == null && tool == null && function == null && developer == null && fallback == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ChatCompletionMessageParamUser), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ChatCompletionMessageParamUser> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ChatCompletionMessageParamUser).Name}");
                     user = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -219,9 +224,13 @@ public class ChatCompletionMessageParamJsonConverter : global::System.Text.Json.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (system == null && user == null && assistant == null && tool == null && function == null && developer == null && fallback == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ChatCompletionMessageParamAssistant), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ChatCompletionMessageParamAssistant> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ChatCompletionMessageParamAssistant).Name}");
                     assistant = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -232,9 +241,13 @@ public class ChatCompletionMessageParamJsonConverter : global::System.Text.Json.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (system == null && user == null && assistant == null && tool == null && function == null && developer == null && fallback == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ChatCompletionMessageParamTool), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ChatCompletionMessageParamTool> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ChatCompletionMessageParamTool).Name}");
                     tool = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -245,9 +258,13 @@ public class ChatCompletionMessageParamJsonConverter : global::System.Text.Json.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (system == null && user == null && assistant == null && tool == null && function == null && developer == null && fallback == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ChatCompletionMessageParamFunction), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ChatCompletionMessageParamFunction> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ChatCompletionMessageParamFunction).Name}");
                     function = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -258,9 +275,13 @@ public class ChatCompletionMessageParamJsonConverter : global::System.Text.Json.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (system == null && user == null && assistant == null && tool == null && function == null && developer == null && fallback == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ChatCompletionMessageParamDeveloper), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ChatCompletionMessageParamDeveloper> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ChatCompletionMessageParamDeveloper).Name}");
                     developer = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -271,9 +292,13 @@ public class ChatCompletionMessageParamJsonConverter : global::System.Text.Json.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (system == null && user == null && assistant == null && tool == null && function == null && developer == null && fallback == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ChatCompletionMessageParamFallback), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ChatCompletionMessageParamFallback> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ChatCompletionMessageParamFallback).Name}");
                     fallback = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.FunctionData.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.FunctionData.g.cs
index 69465ff..8ecd484 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.FunctionData.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.FunctionData.g.cs
@@ -239,6 +239,7 @@ public class FunctionDataJsonConverter : global::System.Text.Json.Serialization.
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionDataPrompt), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionDataPrompt> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionDataPrompt).Name}");
                     prompt = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -249,9 +250,13 @@ public class FunctionDataJsonConverter : global::System.Text.Json.Serialization.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataVariant9 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionDataCode), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionDataCode> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionDataCode).Name}");
                     code = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -262,9 +267,13 @@ public class FunctionDataJsonConverter : global::System.Text.Json.Serialization.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataVariant9 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.GraphData), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.GraphData> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.GraphData).Name}");
                     graph = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -275,9 +284,13 @@ public class FunctionDataJsonConverter : global::System.Text.Json.Serialization.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataVariant9 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionDataRemoteEval), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionDataRemoteEval> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionDataRemoteEval).Name}");
                     remoteEval = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -288,9 +301,13 @@ public class FunctionDataJsonConverter : global::System.Text.Json.Serialization.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataVariant9 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionDataGlobal), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionDataGlobal> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionDataGlobal).Name}");
                     global = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -301,9 +318,13 @@ public class FunctionDataJsonConverter : global::System.Text.Json.Serialization.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataVariant9 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FacetData), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FacetData> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FacetData).Name}");
                     facet = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -314,9 +335,13 @@ public class FunctionDataJsonConverter : global::System.Text.Json.Serialization.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataVariant9 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.BatchedFacetData), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.BatchedFacetData> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.BatchedFacetData).Name}");
                     batchedFacet = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -327,9 +352,13 @@ public class FunctionDataJsonConverter : global::System.Text.Json.Serialization.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataVariant9 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionDataParameters), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionDataParameters> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionDataParameters).Name}");
                     parameters = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -340,9 +369,13 @@ public class FunctionDataJsonConverter : global::System.Text.Json.Serialization.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataVariant9 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.AllOf<global::Braintrust.TopicMapData, object>), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.AllOf<global::Braintrust.TopicMapData, object>> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.AllOf<global::Braintrust.TopicMapData, object>).Name}");
                     functionDataVariant9 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.FunctionDataNullish.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.FunctionDataNullish.g.cs
index 476e4e6..f6884d4 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.FunctionDataNullish.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.FunctionDataNullish.g.cs
@@ -257,6 +257,7 @@ public class FunctionDataNullishJsonConverter : global::System.Text.Json.Seriali
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionDataNullishPrompt), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionDataNullishPrompt> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionDataNullishPrompt).Name}");
                     prompt = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -267,9 +268,13 @@ public class FunctionDataNullishJsonConverter : global::System.Text.Json.Seriali
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataNullishVariant9 == null && functionDataNullishVariant10 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionDataNullishCode), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionDataNullishCode> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionDataNullishCode).Name}");
                     code = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -280,9 +285,13 @@ public class FunctionDataNullishJsonConverter : global::System.Text.Json.Seriali
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataNullishVariant9 == null && functionDataNullishVariant10 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.GraphData), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.GraphData> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.GraphData).Name}");
                     graph = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -293,9 +302,13 @@ public class FunctionDataNullishJsonConverter : global::System.Text.Json.Seriali
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataNullishVariant9 == null && functionDataNullishVariant10 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionDataNullishRemoteEval), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionDataNullishRemoteEval> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionDataNullishRemoteEval).Name}");
                     remoteEval = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -306,9 +319,13 @@ public class FunctionDataNullishJsonConverter : global::System.Text.Json.Seriali
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataNullishVariant9 == null && functionDataNullishVariant10 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionDataNullishGlobal), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionDataNullishGlobal> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionDataNullishGlobal).Name}");
                     global = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -319,9 +336,13 @@ public class FunctionDataNullishJsonConverter : global::System.Text.Json.Seriali
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataNullishVariant9 == null && functionDataNullishVariant10 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FacetData), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FacetData> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FacetData).Name}");
                     facet = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -332,9 +353,13 @@ public class FunctionDataNullishJsonConverter : global::System.Text.Json.Seriali
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataNullishVariant9 == null && functionDataNullishVariant10 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.BatchedFacetData), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.BatchedFacetData> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.BatchedFacetData).Name}");
                     batchedFacet = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -345,9 +370,13 @@ public class FunctionDataNullishJsonConverter : global::System.Text.Json.Seriali
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataNullishVariant9 == null && functionDataNullishVariant10 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionDataNullishParameters), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionDataNullishParameters> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionDataNullishParameters).Name}");
                     parameters = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -358,9 +387,13 @@ public class FunctionDataNullishJsonConverter : global::System.Text.Json.Seriali
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataNullishVariant9 == null && functionDataNullishVariant10 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.AllOf<global::Braintrust.TopicMapData, object>), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.AllOf<global::Braintrust.TopicMapData, object>> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.AllOf<global::Braintrust.TopicMapData, object>).Name}");
                     functionDataNullishVariant9 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -371,9 +404,13 @@ public class FunctionDataNullishJsonConverter : global::System.Text.Json.Seriali
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (prompt == null && code == null && graph == null && remoteEval == null && global == null && facet == null && batchedFacet == null && parameters == null && functionDataNullishVariant9 == null && functionDataNullishVariant10 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(object), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<object> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(object).Name}");
                     functionDataNullishVariant10 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.FunctionId.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.FunctionId.g.cs
index e06c7f2..09e116b 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.FunctionId.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.FunctionId.g.cs
@@ -208,6 +208,7 @@ public class FunctionIdJsonConverter : global::System.Text.Json.Serialization.Js
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionIdFunctionId1), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionIdFunctionId1> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionIdFunctionId1).Name}");
                     id1 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -218,9 +219,13 @@ public class FunctionIdJsonConverter : global::System.Text.Json.Serialization.Js
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (id1 == null && projectSlug == null && globalFunction == null && promptSessionId == null && inlineCode == null && inlineFunction == null && inlinePrompt == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionIdProjectSlug), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionIdProjectSlug> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionIdProjectSlug).Name}");
                     projectSlug = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -231,9 +236,13 @@ public class FunctionIdJsonConverter : global::System.Text.Json.Serialization.Js
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (id1 == null && projectSlug == null && globalFunction == null && promptSessionId == null && inlineCode == null && inlineFunction == null && inlinePrompt == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionIdGlobalFunction), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionIdGlobalFunction> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionIdGlobalFunction).Name}");
                     globalFunction = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -244,9 +253,13 @@ public class FunctionIdJsonConverter : global::System.Text.Json.Serialization.Js
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (id1 == null && projectSlug == null && globalFunction == null && promptSessionId == null && inlineCode == null && inlineFunction == null && inlinePrompt == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionIdPromptSessionId), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionIdPromptSessionId> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionIdPromptSessionId).Name}");
                     promptSessionId = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -257,9 +270,13 @@ public class FunctionIdJsonConverter : global::System.Text.Json.Serialization.Js
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (id1 == null && projectSlug == null && globalFunction == null && promptSessionId == null && inlineCode == null && inlineFunction == null && inlinePrompt == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionIdInlineCode), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionIdInlineCode> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionIdInlineCode).Name}");
                     inlineCode = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -270,9 +287,13 @@ public class FunctionIdJsonConverter : global::System.Text.Json.Serialization.Js
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (id1 == null && projectSlug == null && globalFunction == null && promptSessionId == null && inlineCode == null && inlineFunction == null && inlinePrompt == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionIdInlineFunction), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionIdInlineFunction> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionIdInlineFunction).Name}");
                     inlineFunction = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -283,9 +304,13 @@ public class FunctionIdJsonConverter : global::System.Text.Json.Serialization.Js
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (id1 == null && projectSlug == null && globalFunction == null && promptSessionId == null && inlineCode == null && inlineFunction == null && inlinePrompt == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.FunctionIdInlinePrompt), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.FunctionIdInlinePrompt> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.FunctionIdInlinePrompt).Name}");
                     inlinePrompt = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.GraphNode.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.GraphNode.g.cs
index 1424ebf..9b15b30 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.GraphNode.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.GraphNode.g.cs
@@ -234,6 +234,7 @@ public class GraphNodeJsonConverter : global::System.Text.Json.Serialization.Jso
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.GraphNodeVariant1), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.GraphNodeVariant1> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.GraphNodeVariant1).Name}");
                     graphNodeVariant1 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -244,9 +245,13 @@ public class GraphNodeJsonConverter : global::System.Text.Json.Serialization.Jso
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (graphNodeVariant1 == null && graphNodeVariant2 == null && graphNodeVariant3 == null && graphNodeVariant4 == null && graphNodeVariant5 == null && graphNodeVariant6 == null && graphNodeVariant7 == null && graphNodeVariant8 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.GraphNodeVariant2), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.GraphNodeVariant2> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.GraphNodeVariant2).Name}");
                     graphNodeVariant2 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -257,9 +262,13 @@ public class GraphNodeJsonConverter : global::System.Text.Json.Serialization.Jso
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (graphNodeVariant1 == null && graphNodeVariant2 == null && graphNodeVariant3 == null && graphNodeVariant4 == null && graphNodeVariant5 == null && graphNodeVariant6 == null && graphNodeVariant7 == null && graphNodeVariant8 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.GraphNodeVariant3), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.GraphNodeVariant3> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.GraphNodeVariant3).Name}");
                     graphNodeVariant3 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -270,9 +279,13 @@ public class GraphNodeJsonConverter : global::System.Text.Json.Serialization.Jso
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (graphNodeVariant1 == null && graphNodeVariant2 == null && graphNodeVariant3 == null && graphNodeVariant4 == null && graphNodeVariant5 == null && graphNodeVariant6 == null && graphNodeVariant7 == null && graphNodeVariant8 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.GraphNodeVariant4), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.GraphNodeVariant4> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.GraphNodeVariant4).Name}");
                     graphNodeVariant4 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -283,9 +296,13 @@ public class GraphNodeJsonConverter : global::System.Text.Json.Serialization.Jso
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (graphNodeVariant1 == null && graphNodeVariant2 == null && graphNodeVariant3 == null && graphNodeVariant4 == null && graphNodeVariant5 == null && graphNodeVariant6 == null && graphNodeVariant7 == null && graphNodeVariant8 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.GraphNodeVariant5), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.GraphNodeVariant5> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.GraphNodeVariant5).Name}");
                     graphNodeVariant5 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -296,9 +313,13 @@ public class GraphNodeJsonConverter : global::System.Text.Json.Serialization.Jso
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (graphNodeVariant1 == null && graphNodeVariant2 == null && graphNodeVariant3 == null && graphNodeVariant4 == null && graphNodeVariant5 == null && graphNodeVariant6 == null && graphNodeVariant7 == null && graphNodeVariant8 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.GraphNodeVariant6), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.GraphNodeVariant6> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.GraphNodeVariant6).Name}");
                     graphNodeVariant6 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -309,9 +330,13 @@ public class GraphNodeJsonConverter : global::System.Text.Json.Serialization.Jso
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (graphNodeVariant1 == null && graphNodeVariant2 == null && graphNodeVariant3 == null && graphNodeVariant4 == null && graphNodeVariant5 == null && graphNodeVariant6 == null && graphNodeVariant7 == null && graphNodeVariant8 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.GraphNodeVariant7), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.GraphNodeVariant7> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.GraphNodeVariant7).Name}");
                     graphNodeVariant7 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -322,9 +347,13 @@ public class GraphNodeJsonConverter : global::System.Text.Json.Serialization.Jso
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (graphNodeVariant1 == null && graphNodeVariant2 == null && graphNodeVariant3 == null && graphNodeVariant4 == null && graphNodeVariant5 == null && graphNodeVariant6 == null && graphNodeVariant7 == null && graphNodeVariant8 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.GraphNodeVariant8), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.GraphNodeVariant8> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.GraphNodeVariant8).Name}");
                     graphNodeVariant8 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.Ids.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.Ids.g.cs
index 7b59851..d5b0f67 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.Ids.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.Ids.g.cs
@@ -108,7 +108,10 @@ public class IdsJsonConverter : global::System.Text.Json.Serialization.JsonConve
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (guid == null && idsVariant2 == null)
+            {
                 try
                 {
 
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.InvokeParent.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.InvokeParent.g.cs
index 91121f0..ff5a774 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.InvokeParent.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.InvokeParent.g.cs
@@ -88,6 +88,7 @@ public class InvokeParentJsonConverter : global::System.Text.Json.Serialization.
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.InvokeParentSpanParentStruct), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.InvokeParentSpanParentStruct> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.InvokeParentSpanParentStruct).Name}");
                     spanParentStruct = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -98,9 +99,13 @@ public class InvokeParentJsonConverter : global::System.Text.Json.Serialization.
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (spanParentStruct == null && invokeParentVariant2 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(string), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<string> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(string).Name}");
                     invokeParentVariant2 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ModelParams.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ModelParams.g.cs
index 48159a2..e0fb597 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ModelParams.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ModelParams.g.cs
@@ -168,6 +168,7 @@ public class ModelParamsJsonConverter : global::System.Text.Json.Serialization.J
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ModelParamsOpenAIModelParams), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ModelParamsOpenAIModelParams> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ModelParamsOpenAIModelParams).Name}");
                     openAIModelParams = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -178,9 +179,13 @@ public class ModelParamsJsonConverter : global::System.Text.Json.Serialization.J
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (openAIModelParams == null && anthropicModelParams == null && googleModelParams == null && windowAIModelParams == null && jsCompletionParams == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ModelParamsAnthropicModelParams), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ModelParamsAnthropicModelParams> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ModelParamsAnthropicModelParams).Name}");
                     anthropicModelParams = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -191,9 +196,13 @@ public class ModelParamsJsonConverter : global::System.Text.Json.Serialization.J
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (openAIModelParams == null && anthropicModelParams == null && googleModelParams == null && windowAIModelParams == null && jsCompletionParams == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ModelParamsGoogleModelParams), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ModelParamsGoogleModelParams> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ModelParamsGoogleModelParams).Name}");
                     googleModelParams = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -204,9 +213,13 @@ public class ModelParamsJsonConverter : global::System.Text.Json.Serialization.J
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (openAIModelParams == null && anthropicModelParams == null && googleModelParams == null && windowAIModelParams == null && jsCompletionParams == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ModelParamsWindowAIModelParams), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ModelParamsWindowAIModelParams> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ModelParamsWindowAIModelParams).Name}");
                     windowAIModelParams = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -217,9 +230,13 @@ public class ModelParamsJsonConverter : global::System.Text.Json.Serialization.J
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (openAIModelParams == null && anthropicModelParams == null && googleModelParams == null && windowAIModelParams == null && jsCompletionParams == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ModelParamsJsCompletionParams), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ModelParamsJsCompletionParams> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ModelParamsJsCompletionParams).Name}");
                     jsCompletionParams = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.NullableSavedFunctionId.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.NullableSavedFunctionId.g.cs
index 1940970..b2e81d6 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.NullableSavedFunctionId.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.NullableSavedFunctionId.g.cs
@@ -98,6 +98,7 @@ public class NullableSavedFunctionIdJsonConverter : global::System.Text.Json.Ser
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.NullableSavedFunctionIdFunction), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.NullableSavedFunctionIdFunction> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.NullableSavedFunctionIdFunction).Name}");
                     function = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -108,9 +109,13 @@ public class NullableSavedFunctionIdJsonConverter : global::System.Text.Json.Ser
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (function == null && global == null && nullableSavedFunctionIdVariant3 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.NullableSavedFunctionIdGlobal), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.NullableSavedFunctionIdGlobal> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.NullableSavedFunctionIdGlobal).Name}");
                     global = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -121,9 +126,13 @@ public class NullableSavedFunctionIdJsonConverter : global::System.Text.Json.Ser
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (function == null && global == null && nullableSavedFunctionIdVariant3 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(object), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<object> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(object).Name}");
                     nullableSavedFunctionIdVariant3 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf2.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf2.g.cs
index c4bf00f..6b87ccb 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf2.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf2.g.cs
@@ -107,7 +107,10 @@ public class OneOfJsonConverter<T1, T2> : global::System.Text.Json.Serialization
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null)
+            {
                 try
                 {
 
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf3.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf3.g.cs
index e237375..3b7b342 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf3.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf3.g.cs
@@ -137,7 +137,10 @@ public class OneOfJsonConverter<T1, T2, T3> : global::System.Text.Json.Serializa
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null)
+            {
                 try
                 {
 
@@ -151,7 +154,10 @@ public class OneOfJsonConverter<T1, T2, T3> : global::System.Text.Json.Serializa
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null)
+            {
                 try
                 {
 
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf5.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf5.g.cs
index 8007990..be0a0e7 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf5.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf5.g.cs
@@ -197,7 +197,10 @@ public class OneOfJsonConverter<T1, T2, T3, T4, T5> : global::System.Text.Json.S
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null && value4 == null && value5 == null)
+            {
                 try
                 {
 
@@ -211,7 +214,10 @@ public class OneOfJsonConverter<T1, T2, T3, T4, T5> : global::System.Text.Json.S
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null && value4 == null && value5 == null)
+            {
                 try
                 {
 
@@ -225,7 +231,10 @@ public class OneOfJsonConverter<T1, T2, T3, T4, T5> : global::System.Text.Json.S
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null && value4 == null && value5 == null)
+            {
                 try
                 {
 
@@ -239,7 +248,10 @@ public class OneOfJsonConverter<T1, T2, T3, T4, T5> : global::System.Text.Json.S
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null && value4 == null && value5 == null)
+            {
                 try
                 {
 
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf6.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf6.g.cs
index 27e6a67..f6a15b6 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf6.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.OneOf6.g.cs
@@ -227,7 +227,10 @@ public class OneOfJsonConverter<T1, T2, T3, T4, T5, T6> : global::System.Text.Js
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null && value4 == null && value5 == null && value6 == null)
+            {
                 try
                 {
 
@@ -241,7 +244,10 @@ public class OneOfJsonConverter<T1, T2, T3, T4, T5, T6> : global::System.Text.Js
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null && value4 == null && value5 == null && value6 == null)
+            {
                 try
                 {
 
@@ -255,7 +261,10 @@ public class OneOfJsonConverter<T1, T2, T3, T4, T5, T6> : global::System.Text.Js
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null && value4 == null && value5 == null && value6 == null)
+            {
                 try
                 {
 
@@ -269,7 +278,10 @@ public class OneOfJsonConverter<T1, T2, T3, T4, T5, T6> : global::System.Text.Js
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null && value4 == null && value5 == null && value6 == null)
+            {
                 try
                 {
 
@@ -283,7 +295,10 @@ public class OneOfJsonConverter<T1, T2, T3, T4, T5, T6> : global::System.Text.Js
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (value1 == null && value2 == null && value3 == null && value4 == null && value5 == null && value6 == null)
+            {
                 try
                 {
 
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ProjectScoreCategories.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ProjectScoreCategories.g.cs
index 770d9b8..3e9cfed 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ProjectScoreCategories.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ProjectScoreCategories.g.cs
@@ -168,7 +168,10 @@ public class ProjectScoreCategoriesJsonConverter : global::System.Text.Json.Seri
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (categorical == null && weighted == null && minimum == null && projectScoreCategoriesVariant4 == null)
+            {
                 try
                 {
 
@@ -182,7 +185,10 @@ public class ProjectScoreCategoriesJsonConverter : global::System.Text.Json.Seri
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (categorical == null && weighted == null && minimum == null && projectScoreCategoriesVariant4 == null)
+            {
                 try
                 {
 
@@ -196,7 +202,10 @@ public class ProjectScoreCategoriesJsonConverter : global::System.Text.Json.Seri
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (categorical == null && weighted == null && minimum == null && projectScoreCategoriesVariant4 == null)
+            {
                 try
                 {
 
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.PromptBlockData.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.PromptBlockData.g.cs
index add7298..0231779 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.PromptBlockData.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.PromptBlockData.g.cs
@@ -79,6 +79,7 @@ public class PromptBlockDataJsonConverter : global::System.Text.Json.Serializati
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.PromptBlockDataChat), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.PromptBlockDataChat> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.PromptBlockDataChat).Name}");
                     chat = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -89,9 +90,13 @@ public class PromptBlockDataJsonConverter : global::System.Text.Json.Serializati
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (chat == null && completion == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.PromptBlockDataCompletion), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.PromptBlockDataCompletion> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.PromptBlockDataCompletion).Name}");
                     completion = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.PromptBlockDataNullish.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.PromptBlockDataNullish.g.cs
index c75c02c..7f94195 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.PromptBlockDataNullish.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.PromptBlockDataNullish.g.cs
@@ -97,6 +97,7 @@ public class PromptBlockDataNullishJsonConverter : global::System.Text.Json.Seri
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.PromptBlockDataNullishChat), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.PromptBlockDataNullishChat> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.PromptBlockDataNullishChat).Name}");
                     chat = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -107,9 +108,13 @@ public class PromptBlockDataNullishJsonConverter : global::System.Text.Json.Seri
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (chat == null && completion == null && promptBlockDataNullishVariant3 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.PromptBlockDataNullishCompletion), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.PromptBlockDataNullishCompletion> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.PromptBlockDataNullishCompletion).Name}");
                     completion = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -120,9 +125,13 @@ public class PromptBlockDataNullishJsonConverter : global::System.Text.Json.Seri
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (chat == null && completion == null && promptBlockDataNullishVariant3 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(object), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<object> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(object).Name}");
                     promptBlockDataNullishVariant3 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ResponseFormatNullish.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ResponseFormatNullish.g.cs
index 3dc3fc7..08b9129 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ResponseFormatNullish.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ResponseFormatNullish.g.cs
@@ -125,6 +125,7 @@ public class ResponseFormatNullishJsonConverter : global::System.Text.Json.Seria
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ResponseFormatNullishJsonObject), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ResponseFormatNullishJsonObject> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ResponseFormatNullishJsonObject).Name}");
                     jsonObject = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -135,9 +136,13 @@ public class ResponseFormatNullishJsonConverter : global::System.Text.Json.Seria
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (jsonObject == null && jsonSchema == null && text == null && responseFormatNullishVariant4 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ResponseFormatNullishJsonSchema), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ResponseFormatNullishJsonSchema> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ResponseFormatNullishJsonSchema).Name}");
                     jsonSchema = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -148,9 +153,13 @@ public class ResponseFormatNullishJsonConverter : global::System.Text.Json.Seria
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (jsonObject == null && jsonSchema == null && text == null && responseFormatNullishVariant4 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ResponseFormatNullishText), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ResponseFormatNullishText> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ResponseFormatNullishText).Name}");
                     text = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -161,9 +170,13 @@ public class ResponseFormatNullishJsonConverter : global::System.Text.Json.Seria
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (jsonObject == null && jsonSchema == null && text == null && responseFormatNullishVariant4 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(object), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<object> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(object).Name}");
                     responseFormatNullishVariant4 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.SavedFunctionId.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.SavedFunctionId.g.cs
index aad1908..4f8a20c 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.SavedFunctionId.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.SavedFunctionId.g.cs
@@ -98,6 +98,7 @@ public class SavedFunctionIdJsonConverter : global::System.Text.Json.Serializati
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.SavedFunctionIdFunction), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.SavedFunctionIdFunction> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.SavedFunctionIdFunction).Name}");
                     function = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -108,9 +109,13 @@ public class SavedFunctionIdJsonConverter : global::System.Text.Json.Serializati
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (function == null && global == null && savedFunctionIdVariant3 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.SavedFunctionIdGlobal), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.SavedFunctionIdGlobal> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.SavedFunctionIdGlobal).Name}");
                     global = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -121,9 +126,13 @@ public class SavedFunctionIdJsonConverter : global::System.Text.Json.Serializati
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (function == null && global == null && savedFunctionIdVariant3 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(object), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<object> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(object).Name}");
                     savedFunctionIdVariant3 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.TopicAutomationDataScope.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.TopicAutomationDataScope.g.cs
index b5c3988..14f8ded 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.TopicAutomationDataScope.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.TopicAutomationDataScope.g.cs
@@ -114,6 +114,7 @@ public class TopicAutomationDataScopeJsonConverter : global::System.Text.Json.Se
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.TopicAutomationDataScopeVariant1), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.TopicAutomationDataScopeVariant1> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.TopicAutomationDataScopeVariant1).Name}");
                     topicAutomationDataScopeVariant1 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -124,9 +125,13 @@ public class TopicAutomationDataScopeJsonConverter : global::System.Text.Json.Se
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (topicAutomationDataScopeVariant1 == null && topicAutomationDataScopeVariant2 == null && topicAutomationDataScopeVariant3 == null && topicAutomationDataScopeVariant4 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.TopicAutomationDataScopeVariant2), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.TopicAutomationDataScopeVariant2> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.TopicAutomationDataScopeVariant2).Name}");
                     topicAutomationDataScopeVariant2 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -137,9 +142,13 @@ public class TopicAutomationDataScopeJsonConverter : global::System.Text.Json.Se
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (topicAutomationDataScopeVariant1 == null && topicAutomationDataScopeVariant2 == null && topicAutomationDataScopeVariant3 == null && topicAutomationDataScopeVariant4 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.TopicAutomationDataScopeVariant3), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.TopicAutomationDataScopeVariant3> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.TopicAutomationDataScopeVariant3).Name}");
                     topicAutomationDataScopeVariant3 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -150,9 +159,13 @@ public class TopicAutomationDataScopeJsonConverter : global::System.Text.Json.Se
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (topicAutomationDataScopeVariant1 == null && topicAutomationDataScopeVariant2 == null && topicAutomationDataScopeVariant3 == null && topicAutomationDataScopeVariant4 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(object), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<object> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(object).Name}");
                     topicAutomationDataScopeVariant4 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.UserEmail.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.UserEmail.g.cs
index 4e86c83..7caf199 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.UserEmail.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.UserEmail.g.cs
@@ -108,7 +108,10 @@ public class UserEmailJsonConverter : global::System.Text.Json.Serialization.Jso
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (userEmailVariant1 == null && userEmailVariant2 == null)
+            {
                 try
                 {
 
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.UserFamilyName.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.UserFamilyName.g.cs
index 6670985..12df65f 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.UserFamilyName.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.UserFamilyName.g.cs
@@ -108,7 +108,10 @@ public class UserFamilyNameJsonConverter : global::System.Text.Json.Serializatio
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (userFamilyNameVariant1 == null && userFamilyNameVariant2 == null)
+            {
                 try
                 {
 
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.UserGivenName.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.UserGivenName.g.cs
index 459738f..10e3265 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.UserGivenName.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.UserGivenName.g.cs
@@ -108,7 +108,10 @@ public class UserGivenNameJsonConverter : global::System.Text.Json.Serialization
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (userGivenNameVariant1 == null && userGivenNameVariant2 == null)
+            {
                 try
                 {
 
diff --git a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ViewOptions.g.cs b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ViewOptions.g.cs
index 5fe800d..1ceb084 100644
--- a/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ViewOptions.g.cs
+++ b/src/libs/Braintrust/Generated/Braintrust.JsonConverters.ViewOptions.g.cs
@@ -136,6 +136,7 @@ public class ViewOptionsJsonConverter : global::System.Text.Json.Serialization.J
             {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ViewOptionsMonitorViewOptions), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ViewOptionsMonitorViewOptions> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ViewOptionsMonitorViewOptions).Name}");
                     monitorViewOptions = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -146,9 +147,13 @@ public class ViewOptionsJsonConverter : global::System.Text.Json.Serialization.J
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (monitorViewOptions == null && tableViewOptions == null && viewOptionsVariant3 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(global::Braintrust.ViewOptionsTableViewOptions), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<global::Braintrust.ViewOptionsTableViewOptions> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(global::Braintrust.ViewOptionsTableViewOptions).Name}");
                     tableViewOptions = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);
@@ -159,9 +164,13 @@ public class ViewOptionsJsonConverter : global::System.Text.Json.Serialization.J
                 catch (global::System.InvalidOperationException)
                 {
                 }
+            }
 
+            if (monitorViewOptions == null && tableViewOptions == null && viewOptionsVariant3 == null)
+            {
                 try
                 {
+
                     var typeInfo = typeInfoResolver.GetTypeInfo(typeof(object), options) as global::System.Text.Json.Serialization.Metadata.JsonTypeInfo<object> ??
                                    throw new global::System.InvalidOperationException($"Cannot get type info for {typeof(object).Name}");
                     viewOptionsVariant3 = global::System.Text.Json.JsonSerializer.Deserialize(__rawJson, typeInfo);