27 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Pay-per-Seal: one post-quantum (Dilithium-3) provenance seal + a self-contained ML-DSA-65/Dilithium-3 (NIST FIPS 204) signature — drand-timestamped, with on-chain anchoring attempted per call and reported in the response...
Supporting dataset: Agent Economy Briefing Pack compiled from Signal archive. Secondary to signal_latest/history/delta.
Returns verified, citation-backed facts about new AI model releases, benchmark scores, and protocol changes, each with source URLs and confidence.
Infoharmoni Atlas Pro, sellers.csv: Every x402 seller in today's registry snapshot, one row each: what it sells, its price, the registry's own call counts, and beside them the x402 payments read off Base in the last wind...
Domain in, a grade from A to F out: how readable a website is to AI crawlers and answer engines (robots.txt, llms.txt, sitemap, JSON-LD, MCP and x402 readiness). Public files only, no LLM. $0.05 USDC per request.
Fetch one web page and return its main content as clean Markdown with title and word count, extracted server-side. Private and loopback targets are refused. Use this when an agent needs to read a page inside a workflow w...
agentscan (Tanod) agent-index query: filtered, paginated current-snapshot records (source, category, network, price range, name/url substring) from a daily cross-registry index of x402 endpoints and MCP servers; aggregat...
Aggregated demand data from one provider's own paid x402 routes: requests and price requests per route and day, outcomes by HTTP status, settled payments with conversion and repeat rate, caller classes and country distri...
Verified reference record for one niche fashion subculture: years, key brands, iconic items, music, where to buy, a price range, and a WARNING note on what it must not be confused with. Call it before recommending brands...
Catalog snapshot: every site in the 402registry catalog of sites verified visible to AI crawlers, as one JSON file rendered at purchase, every record dated. Basic fields are free at https://402registry.com/registry.json;...
Use when an agent needs the top x402 services tagged 'onchain'. Returns Highest-demand x402 services tagged 'onchain': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 165...
AgentCheck: independent report on an x402 seller before you pay it. Are its buyers real (repeat wallets on their own money) or funded by the seller itself, measured from 30 days of on-chain payments, plus results of our...
Signed plug-in solar legality record for one US state. Free preview: GET /solar-legality/preview A missing or unknown state returns 400 or 404; you are never charged for an error.
x402 Bazaar Demand Snapshot (Oct 2026): 3,003 paid endpoints ranked by real payers. Demand-ranked dataset of the Coinbase CDP x402 Bazaar: the 3,003 of 93,116 listed resources with 5 or more First approved purchase: 0.01...
Look up a product barcode number: identify and validate EAN-13, EAN-8, UPC-A, UPC-E, GTIN-14, ISBN-13/10, ISSN and ISMN codes (wrong check digits are reported with the correct digit), convert between forms (GTIN-14, EAN-...
Use when an agent needs x402 market totals. Returns market size: sellers listed by source and evidence (how many P0 has read itself), plus 30-day market totals from x402stats (CC BY 4.0), with attribution and a receipt
Normalized scholarly metadata + abstract + full rights/attribution for one open-licensed document
One dated record row from the Receipts Index: what one AI engine answered for one check on one UTC date, as the businesses it named and the sources it showed. Returns the CSV header and one row; some fields are blank on...
Does the page declare schema.org Dataset structured data? Parses every JSON-LD block (and microdata itemtype attributes) on the page and returns whether a Dataset object is present, how many, and the Dataset object(s) th...
Set and Earn week one: every wallet that hired an agent, Oct 1 to 8, with tier and groups. CSV, one row per wallet.
Listed or Not listed: is one wallet in "Set and Earn week one: every wallet that hired an agent, Oct 1 to 8, with tier and groups", with the tier and the row's own fields as the reason and the dataset's window as the lim...
AI meeting notetaker comparison dataset: 13 commercial tools plus Microsoft Teams, Google Meet and Notion, compared on pricing (incl. hidden costs), Dutch/French support, speaker identification, export data quality, secu...
Just the diff, not the whole pack? Pass the version you already hold (from=) and get only the records that were added or changed since it, as JSONL or CSV, with the added/changed kind and the changed field names on each...
Every AML case (score >= 25) this node detected on one day (YYYY-MM-DD, last 30 days), gzipped JSON lines.