The full upstream README, mirrored here for reference. Install config, tool schemas, adoption signals, and an original overview live on the FaxSeal listing page.
Send, receive, and verify faxes from AI assistants and agents via the Model Context Protocol.
| Tool | Description |
|---|---|
send_fax | Send a fax from a publicly accessible PDF URL |
send_fax_text | Type content directly — FaxSeal converts it to a PDF and sends |
quote_fax | Estimate pages and credits before sending |
get_fax_status | Check delivery status of a sent fax |
get_credits | Check your FaxSeal credit balance |
list_received_faxes | List faxes in your inbox with OCR text |
verify_fax | Verify cryptographic delivery attestation via Sigstore/Rekor |
1. Get an API key at faxseal.com/dashboard/api-tokens
2. Add to Claude Code:
3. Add to Claude Desktop (claude_desktop_config.json):
"Send the referral letter at https://example.com/referral.pdf to +12025551234"
"Check the status of fax job abc123"
"List my received faxes from the last 24 hours"
"Send a fax to +12025551234 with the following text: Dear Dr. Smith, please find attached..."
Faxes are billed to your FaxSeal credit balance. Credits start from $0.83/fax. View pricing.