AdYour product here, seen by people installing AI tools every day
AI Plugin Index
Sponsor slots open: 12 of 12, from $249 a month

How to install A2A Passport — one GTIN, one call, everything GSC knows, signed in ChatGPT

To use A2A Passport — one GTIN, one call, everything GSC knows, signed in ChatGPT, add its hosted URL (https://mcp.a2a-passport.ai/mcp) as a custom connector under Settings, Connectors, then sign in if asked.

Built from the published package · server updated 17 days ago

  1. 1

    Copy the server URL

    This is the hosted endpoint ChatGPT connects to:

    https://mcp.a2a-passport.ai/mcp
  2. 2

    Add a custom connector

    In ChatGPT, open Settings, then Connectors (Apps and connectors), and add a custom connector with this URL. Some plans need developer mode turned on first.

  3. 3

    Sign in if asked

    If the server uses OAuth, ChatGPT opens a sign-in page. Then pick the connector from the tools menu in a chat.

MCP servers run with your permissions. If A2A Passport — one GTIN, one call, everything GSC knows, signed needs an API key, add it under env in the config. Check its README.

Install A2A Passport — one GTIN, one call, everything GSC knows, signed in another app

Claude CodeClaude DesktopCursor VS CodeWindsurf CodexGemini CLI Antigravity CLI

Similar servers

Harness autonomous-ai
95

Start Claude Code and Codex agents the person can watch, wait for them and read their answers.

AAA Local 1.3k
MCP Registry Server modelcontextprotocol
94

Publish and discover MCP servers via the official MCP Registry. Powered by HAPI MCP server.

AFA Remote 7.4k
ref-tools-ref-tools-mcp ref-tools
94

Provide your AI coding tools with token-efficient access to up-to-date technical documentation for…

AAA Remote 1.2k

Questions

Does A2A Passport — one GTIN, one call, everything GSC knows, signed work in ChatGPT?

Yes. ChatGPT supports remote (hosted) mcp servers only, as plugins or custom connectors, and A2A Passport — one GTIN, one call, everything GSC knows, signed installs with the steps above.

A2A Passport — one GTIN, one call, everything GSC knows, signed does not show up in ChatGPT. What now?

Restart ChatGPT fully, check the JSON is valid, and make sure Node.js (for npx) is installed. See common MCP errors and fixes.

Is A2A Passport — one GTIN, one call, everything GSC knows, signed safe?

It scores 30 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.