dropbox sign for ChatGPT

io.usefulapi/dropbox-sign

Hosted MCP server for Dropbox Sign — signature requests, templates, and account for AI agents.

client:ChatGPT transport:streamable-http

Install dropbox sign in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://dropbox-sign.usefulapi.io/mcp

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