Unverified50% confidenceCautionExact time
在STDIO模式下绝对不能用print往stdout打日志，因为stdout是JSON-RPC协议通信专用通道，日志应统一输出到stderr
1
Sources
50%
Confidence
Long-term
Relevance
7/13/2026
First Seen
Sources
MCP协议详解：与Function Calling、Agent的关系及实践指南
bilibili六六科技笔记7/11/2026
Cite This Claim
Stable URI
https://kongchang.com/claim/497103API
curl https://kongchang.com/api/v1/knowledge/claims/497103MCP
get_claim(id=497103)