From 7726ca1f389d97a79973b24ecfdcb18b4b9460a9 Mon Sep 17 00:00:00 2001
From: hex2077 <justlikemaki@qq.com>
Date: Sun, 8 Mar 2026 22:11:38 +0800
Subject: [PATCH] =?UTF-8?q?fix(openai):=20=E4=BF=AE=E5=A4=8Dfast=E6=A8=A1?=
 =?UTF-8?q?=E5=9E=8B=E4=B8=8A=E6=B8=B8=E8=AF=B7=E6=B1=82=E4=B8=AD=E6=A8=A1?=
 =?UTF-8?q?=E5=9E=8B=E5=90=8D=E7=A7=B0=E9=94=99=E8=AF=AF=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

确保传给上游的模型名称正确移除-fast后缀，避免因模型名称不匹配导致的API调用失败。当检测到fast模型时，会记录转换日志以便追踪。
---
 VERSION                            | 2 +-
 src/providers/openai/codex-core.js | 7 +++++--
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/VERSION b/VERSION
index 41fe9f3..4485360 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.10.9
+2.10.9.1
diff --git a/src/providers/openai/codex-core.js b/src/providers/openai/codex-core.js
index 5bf42ea..7d873f3 100644
--- a/src/providers/openai/codex-core.js
+++ b/src/providers/openai/codex-core.js
@@ -351,9 +351,12 @@ export class CodexApiService {
         const cleanedBody = { ...requestBody };
         delete cleanedBody.metadata;
 
-        // 如果是 fast 模型，移除后缀再传给上游
+        // 【关键修复】确保传给上游的模型名称不带 -fast 后缀
+        // 即使 originalRequestBody 中已经带了 model，这里也必须覆盖
+        cleanedBody.model = upstreamModel;
+
         if (isFastModel) {
-            cleanedBody.model = upstreamModel;
+            logger.info(`[Codex] Detected -fast model: ${normalizedModel} -> ${upstreamModel}, service_tier: ${cleanedBody.service_tier || defaultServiceTier}`);
         }
 
         // 生成会话缓存键