From f3b1cef2c1af34d45f968fdfd915946486e17398 Mon Sep 17 00:00:00 2001
From: root <root@qq.com>
Date: Thu, 16 Jul 2026 18:33:50 +0800
Subject: [PATCH] fix: change output channel tool type from 'output' to
 'function' for LLM API compatibility

---
 internal/agent/core/agent.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/internal/agent/core/agent.go b/internal/agent/core/agent.go
index 0bfb738..d1e9797 100644
--- a/internal/agent/core/agent.go
+++ b/internal/agent/core/agent.go
@@ -2007,7 +2007,7 @@ func (a *Agent) buildToolDefs() []interface{} {
 	}
 
 	// 输出通道工具 — 每注册通道生成两个工具：
-	//   output_send__{name} (type=output) — 向该通道发送内容
+	//   output_send__{name} (type=function) — 向该通道发送内容
 	//   output_send__{name}_help (type=function) — 查看该通道的 JSON 格式说明
 	channels := a.io.ListChannels()
 	for _, ch := range channels {
@@ -2022,7 +2022,7 @@ func (a *Agent) buildToolDefs() []interface{} {
 
 		// 输出门工具
 		tools = append(tools, map[string]interface{}{
-			"type": "output",
+			"type": "function",
 			"function": map[string]interface{}{
 				"name":        "output_send__" + ch.Name,
 				"description": desc + "。能力: " + capStr + "。content 参数为 JSON 字符串，具体格式请调用 output_send__" + ch.Name + "_help 查看。",