SendFaxFast (AI Fax Credits)

Connect Remote server

claude mcp add --transport http fax-credits https://sendfaxfast.com/api/mcp-credits.php --header "X-API-Key: <X_API_KEY>"

{
  "mcpServers": {
    "fax-credits": {
      "url": "https://sendfaxfast.com/api/mcp-credits.php",
      "headers": {
        "X-API-Key": "<X_API_KEY>"
      }
    }
  }
}

{
  "servers": {
    "fax-credits": {
      "type": "http",
      "url": "https://sendfaxfast.com/api/mcp-credits.php",
      "headers": {
        "X-API-Key": "<X_API_KEY>"
      }
    }
  }
}

Settings > Connectors > Add custom connector
URL: https://sendfaxfast.com/api/mcp-credits.php

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools 5 found in our last check

• get_account_balance

  Check how many fax credits remain on your account. Requires your credits API key (sfx_...).

• get_fax_price

  Check 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 sendfaxfast.com); premium-rate numbers are not supported.

• send_fax

  Send 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 countries (same list as sendfaxfast.com); premium-rate numbers are…

• get_fax_status

  Check 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_link

  Creates 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 attachments that are not available as send_fax's "file" para…

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