MCP server

FaxOnline

io.github.abrudtkuhl/faxonline

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Prepare and track US PDF faxes with user-approved checkout. No account or subscription.

Website

At a glance

Type

MCP server

Publisher

Not verified

Status

Working at last check

Tools

2

Token cost

About 471 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http faxonline https://faxonline.app/mcp/fax

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.faxonline]
url = "https://faxonline.app/mcp/fax"

Gemini CLI

{"mcpServers":{"faxonline":{"httpUrl":"https://faxonline.app/mcp/fax"}}}

Cursor

{"mcpServers":{"faxonline":{"url":"https://faxonline.app/mcp/fax"}}}

VS Code

{"servers":{"faxonline":{"type":"http","url":"https://faxonline.app/mcp/fax"}}}

Antigravity

agy mcp add faxonline https://faxonline.app/mcp/fax

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"faxonline","server_url":"https://faxonline.app/mcp/fax","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"faxonline","server_url":"https://faxonline.app/mcp/fax"}

Tools

• get_fax_status ~109 tokens
  Check your prepared fax using its secret draft_token. Returns payment and delivery status. A processing fax has not yet been delivered. Poll no more than once every 15 seconds.
• prepare_fax ~362 tokens
  Prepare one PDF fax and return its price and Stripe checkout link. This stores the document but does not send or charge. Completing checkout authorizes sending to the displayed recipient. fax_number must be a US fax number: 10 digits (5155551234), optionally prefixed with 1 or +1 (E.164 such as +151

Browse

• GitHub tools
• Stripe tools
• PDF tools
• Payments
• GitHub and code hosting

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