From 53fa7255ec3843c972aa83d3b404a1893687d674 Mon Sep 17 00:00:00 2001
From: CaIon <i@caion.me>
Date: Mon, 11 Aug 2025 17:32:58 +0800
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20feat:=20Refactor=20model=20handling?=
 =?UTF-8?q?=20to=20use=20UpstreamModelName=20for=20request=20processing?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 relay/channel/openai/adaptor.go | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/relay/channel/openai/adaptor.go b/relay/channel/openai/adaptor.go
index 86461426..4c7ba60e 100644
--- a/relay/channel/openai/adaptor.go
+++ b/relay/channel/openai/adaptor.go
@@ -256,34 +256,34 @@ func (a *Adaptor) ConvertOpenAIRequest(c *gin.Context, info *relaycommon.RelayIn
 			}
 		}
 	}
-	if strings.HasPrefix(request.Model, "o") || strings.HasPrefix(request.Model, "gpt-5") {
+	if strings.HasPrefix(info.UpstreamModelName, "o") || strings.HasPrefix(info.UpstreamModelName, "gpt-5") {
 		if request.MaxCompletionTokens == 0 && request.MaxTokens != 0 {
 			request.MaxCompletionTokens = request.MaxTokens
 			request.MaxTokens = 0
 		}
 
-		if strings.HasPrefix(request.Model, "o") {
+		if strings.HasPrefix(info.UpstreamModelName, "o") {
 			request.Temperature = nil
 		}
 
-		if strings.HasPrefix(request.Model, "gpt-5") {
-			if request.Model != "gpt-5-chat-latest" {
+		if strings.HasPrefix(info.UpstreamModelName, "gpt-5") {
+			if info.UpstreamModelName != "gpt-5-chat-latest" {
 				request.Temperature = nil
 			}
 		}
 
 		// 转换模型推理力度后缀
-		effort, originModel := parseReasoningEffortFromModelSuffix(request.Model)
+		effort, originModel := parseReasoningEffortFromModelSuffix(info.UpstreamModelName)
 		if effort != "" {
 			request.ReasoningEffort = effort
+			info.UpstreamModelName = originModel
 			request.Model = originModel
 		}
 
 		info.ReasoningEffort = request.ReasoningEffort
-		info.UpstreamModelName = request.Model
 
 		// o系列模型developer适配（o1-mini除外）
-		if !strings.HasPrefix(request.Model, "o1-mini") && !strings.HasPrefix(request.Model, "o1-preview") {
+		if !strings.HasPrefix(info.UpstreamModelName, "o1-mini") && !strings.HasPrefix(info.UpstreamModelName, "o1-preview") {
 			//修改第一个Message的内容，将system改为developer
 			if len(request.Messages) > 0 && request.Messages[0].Role == "system" {
 				request.Messages[0].Role = "developer"