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fix: correct Claude Sonnet 4.5 model ID format #8373

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merged 1 commit into from
Sep 29, 2025
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fix: correct Claude Sonnet 4.5 model ID format #8373

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6 changes: 3 additions & 3 deletions packages/types/src/providers/openrouter.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -38,7 +38,7 @@ export const OPEN_ROUTER_PROMPT_CACHING_MODELS = new Set([
"anthropic/claude-3.7-sonnet:beta",
"anthropic/claude-3.7-sonnet:thinking",
"anthropic/claude-sonnet-4",
"anthropic/claude-4.5-sonnet",
"anthropic/claude-sonnet-4.5",
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[P3] The corrected ID matches OpenRouter’s Anthropic naming convention. Consider adding a brief comment above these sets to document the expected pattern (e.g., anthropic/claude-sonnet-4.x) to prevent regressions.

"anthropic/claude-opus-4",
"anthropic/claude-opus-4.1",
"google/gemini-2.5-flash-preview",
Expand All @@ -60,7 +60,7 @@ export const OPEN_ROUTER_COMPUTER_USE_MODELS = new Set([
"anthropic/claude-3.7-sonnet:beta",
"anthropic/claude-3.7-sonnet:thinking",
"anthropic/claude-sonnet-4",
"anthropic/claude-4.5-sonnet",
"anthropic/claude-sonnet-4.5",
"anthropic/claude-opus-4",
"anthropic/claude-opus-4.1",
])
Expand All @@ -83,7 +83,7 @@ export const OPEN_ROUTER_REASONING_BUDGET_MODELS = new Set([
"anthropic/claude-opus-4",
"anthropic/claude-opus-4.1",
"anthropic/claude-sonnet-4",
"anthropic/claude-4.5-sonnet",
"anthropic/claude-sonnet-4.5",
"google/gemini-2.5-pro-preview",
"google/gemini-2.5-pro",
"google/gemini-2.5-flash-preview-05-20",
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6 changes: 3 additions & 3 deletions src/api/providers/fetchers/__tests__/openrouter.spec.ts
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Expand Up @@ -34,7 +34,7 @@ describe("OpenRouter API", () => {
"google/gemini-2.5-flash", // OpenRouter doesn't report this as supporting prompt caching
"google/gemini-2.5-flash-lite-preview-06-17", // OpenRouter doesn't report this as supporting prompt caching
"anthropic/claude-opus-4.1", // Not yet available in OpenRouter API
"anthropic/claude-4.5-sonnet", // Not yet available in OpenRouter API
"anthropic/claude-sonnet-4.5", // Not yet available in OpenRouter API
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[P3] This model ID is excluded in several places below as well. To avoid drift, consider extracting shared exclusions (like anthropic/claude-sonnet-4.5 while unavailable) into a single constant used across these sections.

])

const ourCachingModels = Array.from(OPEN_ROUTER_PROMPT_CACHING_MODELS).filter(
Expand All @@ -53,7 +53,7 @@ describe("OpenRouter API", () => {

const excludedComputerUseModels = new Set([
"anthropic/claude-opus-4.1", // Not yet available in OpenRouter API
"anthropic/claude-4.5-sonnet", // Not yet available in OpenRouter API
"anthropic/claude-sonnet-4.5", // Not yet available in OpenRouter API
])

const expectedComputerUseModels = Array.from(OPEN_ROUTER_COMPUTER_USE_MODELS)
Expand Down Expand Up @@ -136,7 +136,7 @@ describe("OpenRouter API", () => {
"google/gemini-2.5-flash-lite-preview-06-17",
"google/gemini-2.5-pro",
"anthropic/claude-opus-4.1", // Not yet available in OpenRouter API
"anthropic/claude-4.5-sonnet", // Not yet available in OpenRouter API
"anthropic/claude-sonnet-4.5", // Not yet available in OpenRouter API
])

const expectedReasoningBudgetModels = Array.from(OPEN_ROUTER_REASONING_BUDGET_MODELS)
Expand Down
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