diff --git a/crates/goose-types/src/lib.rs b/crates/goose-types/src/lib.rs
index 96d43aaf8ca6..c130ef203b6f 100644
--- a/crates/goose-types/src/lib.rs
+++ b/crates/goose-types/src/lib.rs
@@ -118,6 +118,12 @@ pub struct TokenState {
     pub accumulated_cost: Option<f64>,
 }
 
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, ToSchema)]
+pub enum ToolCallResult<T> {
+    Success { value: T },
+    Error { error: String },
+}
+
 impl MessageMetadata {
     pub fn agent_only() -> Self {
         Self {
diff --git a/crates/goose/src/conversation/message.rs b/crates/goose/src/conversation/message.rs
index a04f06be364c..30a388dd0293 100644
--- a/crates/goose/src/conversation/message.rs
+++ b/crates/goose/src/conversation/message.rs
@@ -5,7 +5,7 @@ use chrono::Utc;
 pub use goose_types::{
     InferenceMetadata, MessageMetadata, MessageProviderMetadata as ProviderMetadata,
     RedactedThinkingContent, SystemNotificationContent, SystemNotificationType, ThinkingContent,
-    TokenState,
+    TokenState, ToolCallResult,
 };
 use rmcp::model::{
     AnnotateAble, CallToolRequestParams, CallToolResult, Content, ImageContent, JsonObject,
@@ -18,12 +18,6 @@ use std::fmt;
 use utoipa::ToSchema;
 use uuid::Uuid;
 
-#[derive(ToSchema)]
-pub enum ToolCallResult<T> {
-    Success { value: T },
-    Error { error: String },
-}
-
 /// Custom deserializer for MessageContent that sanitizes Unicode Tags in text content
 fn deserialize_sanitized_content<'de, D>(deserializer: D) -> Result<Vec<MessageContent>, D::Error>
 where