loop-mcp for ChatGPT

com.loopxxi/loop-mcp

L402 MCP: 5 paid BTC/Lightning tools + fiat credits, 10-25 sats/call.

client:ChatGPT transport:streamable-http

Install loop-mcp in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.loopxxi.com/mcp

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