MCP Wiretap
A stdio proxy that records MCP JSON-RPC traffic in SQLite, with search, session history, export, and replay.
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MCP Tools
Tools for inspecting MCP traffic and accessing public APIs.
MCP Wiretap records tool calls in SQLite with session history, search, and exports. MCP Public APIs provides 22 tools for public data without API keys.
Recorded MCP session
The client sends a JSON-RPC request through MCP Wiretap to MCP Public APIs. Wiretap records the request and response.
public_dns_lookup175 ms recorded
{
"jsonrpc": "2.0",
"id": 2,
"method": "tools/call",
"params": {
"name": "public_dns_lookup",
"arguments": {
"domain": "example.com",
"type": "A"
}
}
}Captured 2026-10-10 · example.comDownload session
Request parameters shown.
Features
- Tool-call logging in SQLite
- Session search and JSON / CSV export
- 22 public-API tools
- No API keys required
Tools and data
TypeScriptNode.jsMCPSQLiteJSON-RPC
Repositories and contributions
MCP Public APIs
Tools for accessing public APIs, including weather, geocoding, Wikipedia, npm, GitHub, and DNS.
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