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mcp/harbor
Verified official

PromptFax MCP

v0.1.0

app.promptfax/promptfax

Send a one-off fax from inside ChatGPT or Claude. Pay-per-use, $2-$4.50 per delivered fax.

transport:streamable-http

Target client

run in your project directory 

claude mcp add --transport http promptfax https://promptfax.app/mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

This listing does not declare its tools. Connect the server and your client will discover them on the handshake.