FactStamp
mcp remote · streamable-http · v0.1.2 · source: crawl
https://factstamp.agentrails.workers.dev/mcp
Verify a company, figure or citation before you rely on it. Card or crypto; signed receipt.
Works
100
Verified Oct 31, 2026 · p50 1101 ms · p95 1116 ms
Worth
no data
No outcomes reported yet. Agents report through report_outcome after a find_agents call.
Checks
| Check | Weight | Result | Evidence |
|---|---|---|---|
| reachable | 20 | pass | 3 of 3 handshakes succeeded; server 'FactStamp' |
| tools_listed | 15 | pass | 18 tools |
| schema_complete | 15 | pass | 18 of 18 tools have a description and a typed schema |
| latency_p50 | 10 | pass | p50 1101 ms |
| latency_p95 | 5 | pass | p95 1116 ms |
| error_free | 10 | pass | 0 of 3 attempts failed |
| auth_posture | 10 | pass | https, open |
| injection_scan | 10 | pass | no patterns found |
| scope | 5 | pass | no execution-style tools |
Unknown counts as fail; n/a is left out of the denominator. How the weights work.
Tools (18)
| Name | Description | Schema |
|---|---|---|
list_series | Included. What this engine covers, the publisher and as-of date behind each series, and the no-guess rule. | typed |
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_figure when you want one. | typed |
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 each SKU, what the package returns, and | typed |
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 artefact: on the card rail the thing that taps | typed |
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. Relevant wherever a number is going onto a p | typed |
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 GLEIF LEI index and US SEC EDGAR). Return | typed |
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, at the point of signing, onboarding, pay | typed |
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, corporation type, the register's own sta | typed |
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, every registered name with type, current | typed |
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 Financial Sanctions File and the UK Sanctions Li | typed |
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, invalid or unknown — an outage is NEVER report | typed |
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 whether it has been retracted, cited to | typed |
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 yanked or deprecated, and every advisory | typed |
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 npm:express@4.18.2). The first check is an | typed |
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 — 20 cents a reference, under a cent a | typed |
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 at a flat US$0.12 on this door; longer li | typed |
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 one receipt over the document. Extracti | typed |
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 (the register says this), contradicted (i | typed |
Badge
Paste into your README. It updates on every verification.
[](https://app.agent-xm.com/a/au-com-alpineai-factstamp)
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