Notematics for ChatGPT
com.notematics/notematics
Maths lessons on an online whiteboard: solutions, worksheets, graphs and geometry, opened by a link
client:ChatGPT
transport:streamable-http
tools:6
Install Notematics in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://notematics.com/api/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs