MCP server

SofortFax (KI-Fax-Credits) Official

de.sofortfax/fax-credits

Checked 28 Oct 2026, 09:03 UTC · It answered and asked for a sign-in

Send faxes from AI chat with prepaid credits (1 credit = 1 fax, up to 40 pages). DE/AT + 40 more.

Needs an API keyVerified publisher: sofortfax.de

https://sofortfax.de/api/mcp-credits.php

At a glance

Type: MCP server
Publisher: sofortfax.de (verified by the MCP Registry)
Status: Needs an API key
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 28 Oct 2026, 09:03 UTC

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 fax-credits https://sofortfax.de/api/mcp-credits.php

Claude Desktop

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

Codex (config.toml)

[mcp_servers.fax-credits]
url = "https://sofortfax.de/api/mcp-credits.php"

Gemini CLI

{"mcpServers":{"fax-credits":{"httpUrl":"https://sofortfax.de/api/mcp-credits.php"}}}

Cursor

{"mcpServers":{"fax-credits":{"url":"https://sofortfax.de/api/mcp-credits.php"}}}

VS Code

{"servers":{"fax-credits":{"type":"http","url":"https://sofortfax.de/api/mcp-credits.php"}}}

Antigravity

agy mcp add fax-credits https://sofortfax.de/api/mcp-credits.php

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":"fax-credits","server_url":"https://sofortfax.de/api/mcp-credits.php","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"fax-credits","server_url":"https://sofortfax.de/api/mcp-credits.php"}

Needs an API key or token from its maker, usually added as a header in the setup.

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Send real faxes from AI chat (DE/AT + 40 countries). PDF, JPG, photo. Pay per fax via Stripe.
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Make any PDF form fillable, fill it from data or documents, read it back, and fax the result.
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Prepaid virtual cards for AI agents: one-time cards, spend caps, human approvals.

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