max_tokensのスキーマ不整合に関する修正

2026-04-28 17:58:24 +09:00
parent 3d1b8a4761
commit ce4c0930c3
10 changed files with 266 additions and 13 deletions
@@ -142,7 +142,12 @@ fn build_from_config(config: &ModelConfig) -> Result<Box<dyn LlmClient>, Provide
        SchemeKind::OpenaiChat => build_transport(OpenAIScheme::new(), config, resolved),
        SchemeKind::Gemini => build_transport(GeminiScheme::new(), config, resolved),
        SchemeKind::OpenaiResponses => {
-            build_transport(OpenAIResponsesScheme::new(), config, resolved)
+            // ChatGPT backend (codex-oauth) は `max_output_tokens` を
+            // 400 で弾くため、その経路では送出を止める。
+            let scheme = OpenAIResponsesScheme::new().with_send_max_output_tokens(
+                !matches!(config.auth, AuthRef::CodexOAuth),
+            );
+            build_transport(scheme, config, resolved)
        }
    }
 }