app.promptfax/promptfax

up checked 2026-11-11T03:37:46.941Z

Unclaimed · Unverified

Publisher-provided title

PromptFax

Publisher-provided description

Send a one-off fax from inside ChatGPT or Claude. Pay-per-use, $2-$4.50 per delivered fax.

Summary by lookupd

Sends one-off pay-per-use faxes from a chat session, handling quotes, payment, document attachment, status checks, and retries.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http promptfax https://promptfax.app/mcp

Codex, remote (streamable-http)

codex mcp add promptfax --url https://promptfax.app/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "promptfax": {
      "url": "https://promptfax.app/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Publisher-provided text

start_session Use this first when a user wants to send or price a fax. PromptFax is built for irregular, pay-per-use outbound faxing: every real send requires a user-reviewed
attach_document Fallback/non-widget tool for binding a PromptFax document or one or more HTTPS PDF URLs into the current MCP session before requesting a quote. In ChatGPT widge
get_quote Fallback/non-widget tool for creating a user-reviewable pay-per-use fax quote when you have a fax number and either an MCP session, a PromptFax documentId, or o
checkout Fallback/non-widget tool for starting external Stripe Checkout after the user accepts a pay-per-use quote. Payment authorization is required before PromptFax ca
send_fax Fallback/non-widget tool for sending after payment is authorized and the user explicitly wants to send now. In ChatGPT widget sessions, do not call this after s
get_status Use this when you need the latest PromptFax workflow state, quote/payment state, or fax transmission status.
retry_failed_fax Use this after a retry-eligible failed fax to queue another attempt under the existing authorization. You may supply a corrected destination.
cancel Use this when you need to cancel the active PromptFax send.

Shows this live status and links here; updates hourly.

[![lookupd status](https://lookupd.com/badge/app.promptfax/promptfax.svg)](https://lookupd.com/servers/app.promptfax/promptfax)