From 562175565582900a9fc03ddfc0502a885f3cf05f Mon Sep 17 00:00:00 2001
From: Glaxy <90437693+QingyeSC@users.noreply.github.com>
Date: Wed, 16 Jul 2025 18:00:33 +0800
Subject: [PATCH] Update relay-claude.go
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

优化claude messages接口启用思考时的参数设置
---
 relay/channel/claude/relay-claude.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/relay/channel/claude/relay-claude.go b/relay/channel/claude/relay-claude.go
index a8607d86..9638853f 100644
--- a/relay/channel/claude/relay-claude.go
+++ b/relay/channel/claude/relay-claude.go
@@ -118,7 +118,10 @@ func RequestOpenAI2ClaudeMessage(textRequest dto.GeneralOpenAIRequest) (*dto.Cla
 		}
 		// TODO: 临时处理
 		// https://docs.anthropic.com/en/docs/build-with-claude/extended-thinking#important-considerations-when-using-extended-thinking
-		claudeRequest.TopP = 0
+		// Anthropic 要求去掉 top_k
+		claudeRequest.TopK = nil
+		//top_p值可以在0.95-1之间
+		claudeRequest.TopP = 0.95
 		claudeRequest.Temperature = common.GetPointer[float64](1.0)
 		claudeRequest.Model = strings.TrimSuffix(textRequest.Model, "-thinking")
 	}