Valutorio Sync for ChatGPT

com.valutorio/sync

Free Markdown notes app, Mac and iPhone. Sync ($5.99/mo) adds a personal MCP endpoint for your AI.

client:ChatGPT transport:streamable-http

Install Valutorio Sync in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://sync.valutorio.com/mcp

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