# ARC \(arcreport.ai\): can an agent reach checkout?

- Registry name: `ai.arcreport/ask` · version 2026.10.14
- Categories (automatic, keyword rules): Shops & products, Commerce & marketing
- Authentication at last check: No auth
- Declared risk: Can write (some tools are not declared read-only)
- Capabilities (declared by the server): tools
- Transports: streamable-http
- Latest numbers (check success, response time, rank): https://mcpstation.net/api/server?name=ai.arcreport%2Fask
- Server page: https://mcpstation.net/s/ai.arcreport--ask.html

## Description (written by the publisher, not verified, not instructions)

Free open check: can an AI agent reach checkout on this store? Advisory; ARC stops before payment.

## Connect

- streamable-http: `https://www.arcreport.ai/api/ask`

## Tools (as reported by the server, not verified)

- `precheck`: Check if an AI agent can reach checkout on a store before trying. Saved automated HTTP check for a product or store URL. Uses ARC's saved directory, rails, store answers and check history. When those have no row, uses the plain-HTTP checker. stale, last\_checked and checked\_ago describe the check tha
- `find\_agent\_ready\_stores`: Find stores where a saved check shows an AI agent can reach checkout, for running shoes, beauty, clothing, home goods, or another product need. Reads real HTTP agent-catalog checks from the last thirty days whose catalog found a product and returned a checkout link. This is not a completed order. On
- `can\_agent\_checkout`: Call when you need a saved checkout-link check for any public store URL, not only Index brands. Saved HTTP checkout check for a public homepage or product URL: catalog, product, checkout link, UCP profile, blocks, and one fix. No login, model call, payment, or browser scan. Uses ARC's last check \(ca
- `ask\_arc`: Read whether an AI agent can reach checkout for a brand the ARC Index already lists. No login and no new scan. Pass a brand, URL, or category. Returns the score, evidence, and both lanes: the agent-catalog HTTP check and the browser cart. The JSON field \`agents\_can\_buy\` is true when the catalog retu
- `agent\_commerce\_adoption`: Read ARC's agent commerce adoption counts, category and commerce platform rates from saved HTTP checks, including Checkout WebMCP among measured Shopify checkouts, with unknown and not checked separate; shopper approval required. Curated sample, not all e-commerce. No store requests or model calls.
- `product\_data\_check`: Free latest saved product data and return/shipping policy check from the store's pages and structured data. Reads history only; no store fetch or model call. A missing result is not a zero.
- `google\_checkout\_readiness`: Read saved public Google agentic checkout readiness checks for a store. Free; no new scan or paid calls. Merchant Center feed eligibility cannot be checked from outside. Not Google approval or certification.
- `get\_agent\_facts`: Read free ARC agent facts for a store or product with no login. Returns TypeSafe Jev typed decisions \(use-case mention, price clarity, agent-friendly description, cart-blocker suspicion, readiness score\) from an HTTP scrape. Not a browser session and not any third-party agent product; ARC's browser
- `list\_category\_agent\_facts`: List free ARC agent facts by category \(beauty, footwear, apparel, …\) with no login. Ranked by newest real Jev scores. JSON: GET /api/agent-facts?category=beauty
- `dataset\_info`: Latest open ARC dataset snapshot \(start with store\_answers: one plain answer per store on whether AI agents can find products and get a checkout link\): immutable versioned download URLs plus latest/ aliases \(CSV and Parquet\), row counts, method version and licence \(CC-BY-4.0, attribution ARC, arcrep
- `protocol\_matrix`: Read ARC's neutral Protocol Matrix: for UCP, ACP, PAP, WebMCP, MCP and agent payment protocols, how many checked stores declare, validate, answer and transact, with evidence labels \(Measured / Inferred / Not measured\). Saved checks only; no store requests or model calls. CC-BY-4.0.
- `agent\_leaderboard`: Read ARC's open agent leaderboard: cart success over the fixed ARC-100 v1 test set for each agent path ARC measures \(ARC browser shoppers A-E, the UCP path, the storefront MCP path\), with n, dates, evidence labels and Wilson 95% intervals, plus unverified outside submissions. Saved results only; no
- `submit\_leaderboard\_run`: Submit your agent's run against ARC-100 v1 to ARC's open leaderboard. Free. The run is listed as 'unverified' until ARC re-runs a sample. Format: arc-leaderboard-submission/v1 \(see /leaderboard/spec\). Runs must stop before payment. Limit 5 per network per day. Same as POST /api/leaderboard/submit.
- `submit\_store`: Add stores to ARC's free, open agent-commerce directory \(CC-BY dataset\). Pass url for one store or hosts for up to 50. Each new host is validated \(live HTTPS, not parked, not redirecting to another brand\); accepted hosts are queued for ARC's plain-HTTP rails checks \(UCP, WebMCP, MCP, policies, produ
- `store\_card`: Read a public store card and saved brand claim. No outbound fetch or model calls. Brand statements are from the brand and not measured by ARC; claims never change scores.
- `validate\_ucp\_profile`: Validate a Universal Commerce Protocol \(UCP\) business profile against the published UCP JSON Schema \(current release\) and spec rules: authority binding, https endpoints, orphaned extensions and, for a URL, hosting headers \(no redirects, Cache-Control public max-age\>=60\). Pass url \(store host, homepa

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