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fix: update claude model list to add sonnet-5-5 for structured output and effort #2805

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Merged
aabchoo merged 2 commits into from
Oct 7, 2026
Merged

fix: update claude model list to add sonnet-5-5 for structured output and effort #2805

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4a431ab
add-sonnet-5.5
hustxiayang Oct 6, 2026
19fdb00
Merge branch 'main' into add-sonnet-5.5
hustxiayang Oct 6, 2026
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10 changes: 6 additions & 4 deletions internal/translator/anthropic_helper.go
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Original file line number Diff line number Diff line change
Expand Up @@ -655,8 +655,8 @@ var awsOutputConfigModels = []string{
// gcpOutputConfigModels lists model identifiers that support structured outputs
// on GCP Vertex AI: Claude Fable 5, Claude Mythos 5, Claude Opus 5.5,
// Claude Opus 5, Claude Opus 4.8, Claude Mythos Preview, Claude Opus 4.7,
// Claude Opus 4.6, Claude Sonnet 5, Claude Sonnet 4.6, Claude Sonnet 4.5,
// Claude Opus 4.5, and Claude Haiku 4.5.
// Claude Opus 4.6, Claude Sonnet 5.5, Claude Sonnet 5, Claude Sonnet 4.6,
// Claude Sonnet 4.5, Claude Opus 4.5, and Claude Haiku 4.5.
var gcpOutputConfigModels = []string{
"opus-4-5", // Claude Opus 4.5
"sonnet-4-5", // Claude Sonnet 4.5
Expand All @@ -668,6 +668,7 @@ var gcpOutputConfigModels = []string{
"opus-5", // Claude Opus 5
"opus-5-5", // Claude Opus 5.5
"sonnet-5", // Claude Sonnet 5
"sonnet-5-5", // Claude Sonnet 5.5
"fable-5", // Claude Fable 5
"mythos-5", // Claude Mythos 5
"mythos-preview", // Claude Mythos Preview
Expand All @@ -687,8 +688,8 @@ func outputConfigAvailable(apiSchema filterapi.APISchemaName, model internalapi.
// effortModels lists model identifiers that support the output_config.effort parameter.
// The effort parameter is supported by Claude Fable 5, Claude Mythos 5,
// Claude Opus 5.5, Claude Opus 5, Claude Opus 4.8, Claude Mythos Preview,
// Claude Opus 4.7, Claude Opus 4.6, Claude Sonnet 5, Claude Sonnet 4.6,
// and Claude Opus 4.5.
// Claude Opus 4.7, Claude Opus 4.6, Claude Sonnet 5.5, Claude Sonnet 5,
// Claude Sonnet 4.6, and Claude Opus 4.5.
// See: https://platform.claude.com/docs/en/build-with-claude/effort
var effortModels = []string{
"opus-4-5", // Claude Opus 4.5
Expand All @@ -699,6 +700,7 @@ var effortModels = []string{
"opus-5-5", // Claude Opus 5.5
"sonnet-4-6", // Claude Sonnet 4.6
"sonnet-5", // Claude Sonnet 5
"sonnet-5-5", // Claude Sonnet 5.5
"fable-5", // Claude Fable 5
"mythos-5", // Claude Mythos 5
"mythos-preview", // Claude Mythos Preview
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17 changes: 17 additions & 0 deletions internal/translator/anthropic_helper_test.go
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Expand Up @@ -854,6 +854,18 @@ func TestOutputConfigAvailable(t *testing.T) {
model: "claude-opus-5-5",
expected: false,
},
{
name: "claude-sonnet-5-5 supported on GCP",
apiSchema: filterapi.APISchemaGCPAnthropic,
model: "claude-sonnet-5-5",
expected: true,
},
{
name: "claude-sonnet-5-5 not supported on AWS",
apiSchema: filterapi.APISchemaAWSAnthropic,
model: "claude-sonnet-5-5",
expected: false,
},
// Unsupported models on either backend.
{
name: "claude-3-sonnet not supported on GCP",
Expand Down Expand Up @@ -1275,6 +1287,11 @@ func TestEffortAvailable(t *testing.T) {
model: "claude-opus-5-5",
expected: true,
},
{
name: "claude-sonnet-5-5 supported",
model: "claude-sonnet-5-5",
expected: true,
},
{
name: "claude-sonnet-4-5-20250514 not supported",
model: "claude-sonnet-4-5-20250514",
Expand Down
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