FaxSeal

Send, receive, and verify faxes from AI assistants and agents via FaxSeal.

Quick Install

Automated & IDE Setup

Copy the AI prompt to install this server into Claude Code, Cursor, or another agent — or use 1-click editor setup below.

Add to Cursor Add to VS Code

Manual Client & Custom JSON ConfigExpand JSON ▾

Client Config & Setup

Choose your client or environment

Target File:~/Library/Application Support/Claude/claude_desktop_config.json

claude_desktop_config.json

{
  "mcpServers": {
    "faxseal": {
      "command": "npx",
      "args": [
        "-y",
        "faxseal"
      ]
    }
  }
}

💡 Paste the JSON block into your client's configuration file under mcpServers, then restart the application.

Documentation Overview

FaxSeal MCP Server

Send, receive, and verify faxes from AI assistants and agents via the Model Context Protocol.

Tools

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

Setup

1. Get an API key at faxseal.com/dashboard/api-tokens

2. Add to Claude Code:

Terminal

claude mcp add faxseal -e FAXSEAL_API_KEY=fsx_your_token -- npx faxseal-mcp

3. Add to Claude Desktop (claude_desktop_config.json):

config.json

{
  "mcpServers": {
    "faxseal": {
      "command": "npx",
      "args": ["faxseal-mcp"],
      "env": {
        "FAXSEAL_API_KEY": "fsx_your_token"
      }
    }
  }
}

Usage examples

"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..."

Pricing

Faxes are billed to your FaxSeal credit balance. Credits start from $0.83/fax. View pricing.

Links

Read the full README →View source on GitHub →

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Frequently Asked Questions about FaxSeal

Add the following block to your claude_desktop_config.json under mcpServers: "mcpServers": { "faxseal": { "command": "npx", "args": ["-y", "FaxSeal"] } }

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Technical Specs & Signals

CategoryDeveloper Tools

27Quality signal: Emerging · 27/100How this signal is calculated ▾

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More in 💻 Developer Tools →Best MCP servers for Developers →Alternatives to FaxSeal →Install in Claude Desktop Install in Cursor Install in VS Code