From dd8f30f5a8d53e697189dcc9c36a00fb6bc834c5 Mon Sep 17 00:00:00 2001
From: hex2077 <justlikemaki@qq.com>
Date: Sun, 8 Mar 2026 21:19:07 +0800
Subject: [PATCH] =?UTF-8?q?fix(openai):=20=E4=BF=AE=E5=A4=8Dfast=E6=A8=A1?=
 =?UTF-8?q?=E5=9E=8B=E5=90=8E=E7=BC=80=E5=A4=84=E7=90=86=E9=80=BB=E8=BE=91?=
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修复模型名称处理逻辑，使其能够正确处理大小写不敏感的"-fast"后缀。使用正则表达式进行匹配，避免因大小写问题导致的模型识别错误。
---
 VERSION                            | 2 +-
 src/providers/openai/codex-core.js | 6 ++++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/VERSION b/VERSION
index f90a737..eea29b8 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.10.8.3
+2.10.8.4
diff --git a/src/providers/openai/codex-core.js b/src/providers/openai/codex-core.js
index c1e0f6a..82e5cb9 100644
--- a/src/providers/openai/codex-core.js
+++ b/src/providers/openai/codex-core.js
@@ -342,7 +342,9 @@ export class CodexApiService {
         const sessionId = metadata.session_id || metadata.conversation_id || metadata.user_id || 'default';
         
         // 判断是否为 fast 模型并确定默认值
-        const isFastModel = model.endsWith('-fast');
+        const normalizedModel = String(model || '').trim();
+        const isFastModel = /-fast$/i.test(normalizedModel);
+        const upstreamModel = isFastModel ? normalizedModel.replace(/-fast$/i, '') : normalizedModel;
         const defaultServiceTier = isFastModel ? 'priority' : 'default';
         const defaultReasoningEffort = isFastModel ? 'xhigh' : 'medium';
 
@@ -351,7 +353,7 @@ export class CodexApiService {
 
         // 如果是 fast 模型，移除后缀再传给上游
         if (isFastModel) {
-            cleanedBody.model = model.replace('-fast', '');
+            cleanedBody.model = upstreamModel;
         }
 
         // 生成会话缓存键