NestDaddy

SendThisFax

com.sendthisfax/fax · v1.0.0

Send real faxes to EU institutions: pay per fax via checkout link or prepaid API key.

Connect Remote server

Terminal
claude mcp add --transport http fax https://www.sendthisfax.com/mcp --header "Authorization: Bearer <YOUR_API_KEY>"
~/.cursor/mcp.json
{
  "mcpServers": {
    "fax": {
      "url": "https://www.sendthisfax.com/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "fax": {
      "type": "http",
      "url": "https://www.sendthisfax.com/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://www.sendthisfax.com/mcp

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

Tools 4 found in our last check

  • get_price

    Get the price quote in euro cents for sending a fax. Pricing: 5.00 EUR for up to 5 pages, plus 0.50 EUR per extra page, plus VAT based on the payer's billing country (0% VAT outside the EU).

  • send_fax

    Submit an uploaded PDF for faxing. Step 1 (before this tool): upload the PDF over plain HTTP multipart, using any HTTP client you have — shell, JavaScript fetch with FormData, Python, etc.: curl -F "[email protected]" https://www.sendthisfax.com/api/upload fetch("https://www.se…

  • get_fax_status

    Get the current status of a fax. Poll this after send_fax until a terminal state. Fax lifecycle: draft (uploaded, not submitted) -> pending (submitted, awaiting payment) -> sending -> delivered | failed. Payment lifecycle: unpaid -> verifying/open (checkout in progress) -> paid…

  • check_balance

    Get the prepaid credit balance of the API key used to authenticate this MCP connection. Requires a bearer API key (stf_live_...). Buy or top up credits at https://www.sendthisfax.com/en/credits — credits never expire and failed faxes are re-credited automatically.

Headers

NameDescription
Authorization
Optional, secret
Optional: Bearer stf_live_... prepaid API key for autonomous sending (buy at https://www.sendthisfax.com/en/credits). Omit for pay-per-fax checkout links.

Details

Endpointhttps://www.sendthisfax.com/mcp (Streamable HTTP)
First published8 Jul 2026
Last updated8 Jul 2026
Registry namecom.sendthisfax/fax

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