MCP Endpoint Lint - handshake, tool schemas, JSON-RPC errors for Claude Code
dev.workers.pathwren.www/mcp-endpoint-lint
{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key
client:Claude Code
transport:streamable-http
tools:7
Install MCP Endpoint Lint - handshake, tool schemas, JSON-RPC errors in Claude Code
run in your project directory
claude mcp add --transport http mcp-endpoint-lint https://www.pathwren.workers.dev/c/mcp-registry-official/mcp/lintAdds it for this project only. Append --scope user to make it available everywhere. Claude Code docs