stackledger for ChatGPT
com.edgethirteen.www/stackledger
Audit a pasted SaaS subscription list for redundant-category overlap and overspend.
client:ChatGPT
transport:streamable-http
Install stackledger in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://www.edgethirteen.com/api/mcp/stackledger
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs