diff options
| -rw-r--r-- | packages/opencode/src/provider/transform.ts | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/packages/opencode/src/provider/transform.ts b/packages/opencode/src/provider/transform.ts index 8cdc48e24..bab056dae 100644 --- a/packages/opencode/src/provider/transform.ts +++ b/packages/opencode/src/provider/transform.ts @@ -832,7 +832,16 @@ export namespace ProviderTransform { if (input.model.api.id.includes("gpt-5") && !input.model.api.id.includes("gpt-5-chat")) { if (!input.model.api.id.includes("gpt-5-pro")) { result["reasoningEffort"] = "medium" - result["reasoningSummary"] = "auto" + // Only inject reasoningSummary for providers that support it natively. + // @ai-sdk/openai-compatible proxies (e.g. LiteLLM) do not understand this + // parameter and return "Unknown parameter: 'reasoningSummary'". + if ( + input.model.api.npm === "@ai-sdk/openai" || + input.model.api.npm === "@ai-sdk/azure" || + input.model.api.npm === "@ai-sdk/github-copilot" + ) { + result["reasoningSummary"] = "auto" + } } // Only set textVerbosity for non-chat gpt-5.x models |