au.com.alpineai/factstamp

up checked 2026-11-11T11:38:24.774Z

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Publisher-provided title

FactStamp

Publisher-provided description

Verify a company, figure or citation before you rely on it. Card or crypto; signed receipt.

Summary by lookupd

Verifies companies, figures, citations, packages and sanctions status against primary registers and returns cited, signed receipts for…

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http factstamp https://agents.factstamp.dev/mcp

Codex, remote (streamable-http)

codex mcp add factstamp --url https://agents.factstamp.dev/mcp

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

{
  "mcpServers": {
    "factstamp": {
      "url": "https://agents.factstamp.dev/mcp"
    }
  }
}

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

Tools (18 tools)

Publisher-provided text

• list_series Included. What this engine covers, the publisher and as-of date behind each series, and the no-guess rule.
• route_claim Included. Shows which series a claim would be routed to, the value and date extracted, and the signals behind the score. Returns NO verdict — pay for check_figu
• list_card_packages Included. The one-off card packages as one machine-readable catalogue: the 11 products and their 13 prices in Australian dollars, the unit one payment buys for
• buy_card_package Included. Opens a Stripe Checkout Session for one card package and returns its payment link and its session id. This tool charges nothing and produces no artefa
• check_figure Submit the dated figure you are about to act on. Returns verified, stale, contradicted or unknown, cited to the publisher's own series with its as-of date. Rele
• check_entity Verify a legal entity: does this company exist, under which identifier and jurisdiction, and is its registration current? Cited to open primary registers (the G
• check_entity_file The entity file: ONE paid answer holding everything we hold about one company: the whole picture in ONE call rather than four separate facts stitched together,
• check_entity_file_il Israeli company lookup and company register check by company number (nine digits, with its own check digit) or by registered name, Hebrew or English: identity,
• check_entity_file_ca Canadian company lookup and Canadian federal corporation register check by nine-digit Business Number (BN) only: corporation number, BN, governing legislation,
• check_sanctions Sanctions screening of a name, for whether a person or company is on a sanctions list — and which one. Reads OFAC SDN, the UN consolidated list, the EU Financia
• check_vat An EU VAT number check — VAT validity, and the VAT registration behind it. Reads the official VIES service (European Commission), keyless. Returns valid, invali
• verify_citation Says whether a citation can be repeated. Submit a DOI, an arXiv ID or a paper title: returns whether it exists, what it is (title, authors, year, container) and
• verify_package Reports on a dependency at the point of installation. Submit a package and version plus its ecosystem: returns whether that exact version exists, whether it is
• watch_add Watch ONE citation or ONE package version instead of checking it once. Send kind ('citation' or 'package') and the subject (a DOI, an arXiv ID or a title; or np
• watch_portfolio Watch a whole list instead of one reference at a time: up to 25 citations or package versions re-checked every day for 30 days under one token. US$5 a portfolio
• verify_bulk Check a whole list in one call: a bibliography or a dependency manifest. Send items[] of {tool, input} or the citations[]/packages[] shorthand. Up to 12 items a
• check_document A whole document in one call: the claims that can be verified against a primary source, each answered by the door that owns it with its own signed receipt, plus
• audit_claims Audit what an agent believes about companies. Send up to 10 claims ({subject:{identifier|name|jurisdiction}, field, value}) and get, claim by claim: supported (

Details

• Version: 0.1.4
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 971 ms
• First indexed: 2026-11-01T08:52:01.967Z
• Last seen in registry: 2026-11-01T08:52:02.009Z
• Repository: https://github.com/AlpineAIsih/factstamp
• Website: https://factstamp.dev

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• Last crawl: 2026-11-11T15:38:39.561Z
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