Connecting ChatGPT to Local Windows Files via MCP Without Opening Network Ports

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A walkthrough describes how to let ChatGPT read, search, and edit files on a Windows PC using the Model Context Protocol. The approach uses a small bridge program that makes an outbound secure connection to a hosted endpoint, so no router ports need to be opened and no admin rights are required. Each computer is approved with its own device key, and ChatGPT only gains access after OAuth sign-in. The author, who makes the tool used, notes that traffic is decrypted by the server to forward requests, so it is not end-to-end encrypted. The guide also covers configuring folder restrictions, since by default access is broad.

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