Laplace’s Mini World for ChatGPT

io.github.keith-cy/laplace-mini-world-mcp

Interactive 3D science models in Chinese and English, found and shown live in the chat.

client:ChatGPT transport:streamable-http tools:3

Install Laplace’s Mini World in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://world.lapla.si/mcp

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