mcpreflight for Claude Code

io.github.xka0085-byte/mcpreflight

Read-only preflight for any MCP or x402 endpoint: handshake, tool schemas, 402 drift.

client:Claude Code transport:stdio runtime:npm

Install mcpreflight in Claude Code

run in your project directory

claude mcp add mcpreflight -- npx -y @eidonze/mcpreflight

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs