Old Cars Data for ChatGPT

com.oldcarsdata/mcp

Collector-car auction history, live listings, bid trails, and market statistics for AI agents.

client:ChatGPT transport:streamable-http

Install Old Cars Data in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.oldcarsdata.com/mcp

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