CarChat Inventory for ChatGPT

io.carchat/inventory

Search live US dealership inventory, get market prices, and send buyer inquiries. Free, no API key.

client:ChatGPT transport:streamable-http tools:6

Install CarChat Inventory in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://carchat.io/mcp

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