📝 摘要
MCP客户端拒绝仅content结果，缺structuredContent中断。
DeepSeek Harness · 社区讨论
MCP client rejects content-only tool results (missing structuredContent) - breaks interop with servers declaring structured_output=false (e.g. OpenViking 0.4.17.1)
#5565 · buddha68 · 2026-09-03