Stashbase for ChatGPT

io.github.stashbase/mcp

Secrets for developers and agents—secure context and workflows without exposing secret values.

client:ChatGPT transport:streamable-http

Install Stashbase in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.stashbase.dev/mcp

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