ToolFit + MCPCheck for ChatGPT

co.youraitools/toolfit

Audit, pin and diff agent tool lists; preflight and watch remote MCP servers. Free tier; x402.

client:ChatGPT transport:streamable-http tools:6

Install ToolFit + MCPCheck in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.youraitools.co/toolfit/mcp

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