Ultimaps for ChatGPT

com.ultimaps/mcp

Create choropleth, category and pin maps of countries, states, counties and ZIP codes as images.

client:ChatGPT transport:streamable-http runtime:npm tools:3

Install Ultimaps in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.ultimaps.com/mcp

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