SendFaxFast (AI Fax Credits)

com.sendfaxfast/fax-creditsVersion 1.1.0

Send faxes from AI chat with prepaid credits (1 credit = 1 fax, up to 100 pages). PDF, JPG, PNG.

Status

Responds107 msNov 14, 2026, 14:14 UTCAnswered our handshake without sign-in.

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Last checked: Nov 14, 2026, 14:14 UTC
Latency: 107 ms
Remotes responding: 1 of 1
Sign-in: API key
Hosting: EU hosting detected (detected, not a legal statement)
Registry data as of: Nov 14, 2026, 22:14 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://sendfaxfast.com/api/mcp-credits.phpResponds107 msNov 14, 2026, 14:14 UTC

No sign-in

Claude Code

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

Replace <YOUR_X_API_KEY> before running.

Claude Desktop and claude.ai

Settings > Connectors > Add custom connector
Name: fax-credits
Remote MCP server URL: https://sendfaxfast.com/api/mcp-credits.php
This server expects the header X-API-Key.

Cursor

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

Replace <YOUR_X_API_KEY> before running.

VS Code

code --add-mcp '{"name":"fax-credits","type":"http","url":"https://sendfaxfast.com/api/mcp-credits.php","headers":{"X-API-Key":"<YOUR_X_API_KEY>"}}'

Replace <YOUR_X_API_KEY> before running.

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Tools

5 tools

Tools of SendFaxFast (AI Fax Credits)
	Description		Read-only	Idempotent	Open world
`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" parameter. The user opens upload_url and uploads the file; send_fax then accepts the returned upload_id. Creating a link sends nothing and costs nothing.	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" parameter. The user opens upload_url and uploads the file; send_fax then accepts the returned upload_id. Creating a link sends nothing and costs nothing.	No	No	No	No
`get_account_balance`Check how many fax credits remain on your account. Requires your credits API key (sfx_...).	Check how many fax credits remain on your account. Requires your credits API key (sfx_...).	No	Yes	Yes	No
`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.	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.	No	Yes	Yes	No
`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.	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.	No	Yes	Yes	No
`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 not supported. Each call transmits a real fax to the given number. DOCUMENT (exactly one): "upload_id" from create_upload_link (for files on the user's device), "file" (a file attached in ChatGPT, filled in automatically), "document_url" (direct public HTTPS link to a PDF) or "document_base64" (tiny files only, max. 700 KB). For an attachment that is not available as "file", create_upload_link provides an upload link. The result states whether the fax was sent, scheduled or is awaiting payment.	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 not supported. Each call transmits a real fax to the given number. DOCUMENT (exactly one): "upload_id" from create_upload_link (for files on the user's device), "file" (a file attached in ChatGPT, filled in automatically), "document_url" (direct public HTTPS link to a PDF) or "document_base64" (tiny files only, max. 700 KB). For an attachment that is not available as "file", create_upload_link provides an upload link. The result states whether the fax was sent, scheduled or is awaiting payment.	Yes	No	No	Yes

Details

Registry status: Active
Published: Oct 9, 2026
Updated: Oct 9, 2026
Website: https://sendfaxfast.com/ai-connect.html⁠ (opens in a new tab)
Repository: Not given
Categories (suggested): Documents Communication Files and storageSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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