Haulroll for ChatGPT

dev.workers.cybermax-tools.cybermax/haulroll-api

FMCSA carrier vetting API + MCP: authority, insurance, OOS. Keys $19/mo; 50 free calls/day.

client:ChatGPT transport:streamable-http tools:3

Install Haulroll in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://haulroll-api.cybermaxtools.com/mcp?via=mcp-registry

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