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ChatGPT

OpenFile for ChatGPT

com.joinopenfile/openfile

Form U.S. companies and file U.S. trademarks. The agent prepares the filing and the owner signs it.

client:ChatGPT transport:streamable-http tools:27

Install OpenFile in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.joinopenfile.com

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

What ChatGPT can do once it is connected

All 27 tools →

OpenFile in other clients