kerlenton/mcpsnoop

Wireshark for MCP. A transparent proxy between your AI client and MCP server. Watch every call live in your terminal, fail CI on what it finds, export OpenTelemetry spans.

64 best points · 22 comments · 2 Hacker News posts · 367 GitHub stars · View on GitHub

Hacker News discussions

• Show HN: Mcpsnoop – Wireshark for MCP (transparent proxy and live TUI) (64 points, 22 comments, by kerlenton, 2026-07-03)
• MCP's new spec breaks latency measurement for observability tools (1 points, 0 comments, by kerlenton, 2026-07-22)