Inkly for ChatGPT

so.inkly/inkly

Send, track, and manage documents for eSignature: templates, drafts, signing status, signed PDFs.

client:ChatGPT transport:streamable-http

Install Inkly in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://www.inkly.so/mcp

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