MiniTools for ChatGPT

net.bigfloppy.minitools/minitools

Tiny devtools MCP server: slugs, timestamps, case conversion, hashing, base64, UUIDs.

client:ChatGPT transport:streamable-http tools:7

Install MiniTools in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://minitools.bigfloppy.net/mcp

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