A2A Passport — one GTIN, one call, everything GSC knows, signed for Claude.ai

io.github.greencore-solutions/a2a-passport

The hubs are the records; A2A-Passport.ai issues the passport.

client:Claude.ai transport:streamable-http tools:3

Install A2A Passport — one GTIN, one call, everything GSC knows, signed in Claude.ai

Settings → Connectors → Add custom connector

https://mcp.a2a-passport.ai/mcp

Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs

What Claude.ai can do once it is connected

get_passport
list_passports
verify_passport

A2A Passport — one GTIN, one call, everything GSC knows, signed in other clients

Claude Code
Claude Desktop
Cursor
VS Code
Zed
Windsurf
Cline
Gemini CLI
Grok
ChatGPT
LangChain

A2A Passport — one GTIN, one call, everything GSC knows, signed MCP server