SendFaxFast (AI Fax Credits)

Connect it to your AI

Claude Code

claude mcp add --transport http fax-credits https://sendfaxfast.com/api/mcp-credits.php

Claude, ChatGPT, Cursor and other apps

Add it as a custom connector with this URL (Streamable HTTP):

https://sendfaxfast.com/api/mcp-credits.php

This server expects extra headers, usually an API key from its maker.

Cursor, VS Code and other apps (mcp.json)

{
  "mcpServers": {
    "fax-credits": {
      "url": "https://sendfaxfast.com/api/mcp-credits.php"
    }
  }
}

Tools it offers

5 tools, as the server itself reported during our check on Oct 31, 2026.

• get_account_balanceCheck how many fax credits remain on your account. Requires your credits API key (sfx_...).
• get_fax_priceCheck if a fax destination is supported and how many credits it costs (a flat 1 credit per fax, up to 100 pages). No API key required. Supported: USA, Canada, Australia, New Zealand and 39 more countries (same list as se
• send_faxSend a fax using 1 prepaid credit. Requires your credits API key (sfx_...) and a direct, publicly accessible HTTPS link to a PDF (max. 10 MB, 100 pages). Supported: USA, Canada, Australia, New Zealand and 39 more countri
• get_fax_statusCheck the delivery status of one of your faxes. Use the fax_id returned by send_fax. Requires your credits API key; only your own faxes are visible.
• create_upload_linkCreates a secure one-time upload link (valid 30 minutes) for the fax document (PDF, JPG or PNG, max. 10 MB) – upload from phone or computer by drag & drop, file picker or camera. For files on the user's device, or chat a

Questions