proxykey for ChatGPT

org.proxykey/proxykey

Issue, rotate and revoke scoped API-key passes for 25+ providers — the agent never sees a real key

client:ChatGPT transport:streamable-http

Install proxykey in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.proxykey.org/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs