Synci for ChatGPT

io.synci/synci

Read-only access to your bank, investment, and crypto accounts: balances, transactions, holdings.

client:ChatGPT transport:streamable-http

Install Synci in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.synci.io/mcp

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