Guidejar for ChatGPT

com.guidejar/mcp

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client:ChatGPT transport:streamable-http

Install Guidejar in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.guidejar.com/mcp

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