Back to MCP servers

PromptFax

https://promptfax.app/mcp

● healthy

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

Transport

streamable-http

Auth

—

Cost

—

How to connect

MCP endpoint (streamable-http)

https://promptfax.app/mcp

JSON-RPC initialize probe

curl -X POST https://promptfax.app/mcp \
  -H 'Content-Type: application/json' \
  -H 'Accept: application/json, text/event-stream' \
  -d '{"jsonrpc":"2.0","id":1,"method":"initialize","params":{}}'