MCP server

Oh Fax Official

com.ohfax/ohfax

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

Outbound US/CA fax for agents: quote PDF, pay via MPP, get delivery receipt.

Working at last checkVerified publisher: ohfax.comAbout 591 tokens per request once connected4 tools

https://app.ohfax.com/mcp

At a glance

Type: MCP server
Publisher: ohfax.com (verified by the MCP Registry)
Status: Working at last check
Tools: 4
Token cost: About 591 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

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 ohfax https://app.ohfax.com/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.ohfax]
url = "https://app.ohfax.com/mcp"

Gemini CLI

{"mcpServers":{"ohfax":{"httpUrl":"https://app.ohfax.com/mcp"}}}

Cursor

{"mcpServers":{"ohfax":{"url":"https://app.ohfax.com/mcp"}}}

VS Code

{"servers":{"ohfax":{"type":"http","url":"https://app.ohfax.com/mcp"}}}

Antigravity

agy mcp add ohfax https://app.ohfax.com/mcp

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":"ohfax","server_url":"https://app.ohfax.com/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"ohfax","server_url":"https://app.ohfax.com/mcp"}

get_fax_receipt ~95 tokens
Verifiable delivery receipt for a completed fax. Available once the fax has reached a final state. Use this to prove the workflow finished.
get_fax_status ~96 tokens
Current delivery state of a fax: awaiting_payment, paid, submitted, sending, delivered, or failed. Failed faxes include a reason you can act on.
quote_fax ~222 tokens
Price a fax before committing to anything. Validates the destination and the document, counts pages, and returns prices for card, balance, and stablecoin plus a payment link. Card: $1.00 per fax up to 25 pages, $0.02 per page after that; prepaid balance or MPP stablecoin: $0.02 per page. Free, and s
send_fax Sends messages · ~178 tokens
Returns the authorization instructions for sending a previously quoted fax. THIS ACTION COSTS MONEY AND CANNOT BE UNDONE: paying the returned link transmits a real document to a real fax machine. This tool itself does not charge you — it returns the exact price and a payment link, and the fax is onl

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