Agent Exchange x402 census and directory

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x402 resources priced under 1 cent

Catalog prices in USDC (atomic amount / 1e6) falling in the band "under 1 cent". 15,630 resources: 12,616 answer a valid 402 (80.7%), 1,659 are dead (10.6%). Sorted by payers on record, then live verdict, then catalog freshness.

Page 8 of 50: previous next · 10,630 more are only in bazaar.json and the sitemaps

ResourceHostPriceNetworkVerdictPayersCatalogsDescription
GET /api/bio/species2s.io$0.0036baselive118cdp2s: Resolve any organism by scientific or common name to the GBIF taxonomic backbone — the
GET /api/papers/search2s.io$0.006baselive118cdp2s: Unified scientific literature search across arXiv (preprints), PubMed (biomedical), an
GET /api/solarvibesprings.net$0.002baselive118cdpVibe Springs: Astronomical solar calculator and solar radiation forecast database. Returns
GET /api/crypto/token-price2s.io$0.003baselive118cdp2s: Current spot price and market data for crypto assets. Pass ids as comma-separated Coin
GET /api/crypto/address-history2s.io$0.0036baselive118cdp2s: Transaction history for an Ethereum address (via Etherscan V2). Returns normal transac
GET /api/domain/email-security2s.io$0.0045baselive118cdp2s: Grade a domain's email-authentication and DNS-security posture from live DNS in one ca
GET /api/security/package2s.io$0.0054baselive118cdp2s: Security and provenance for an open-source package, composed live from three authorita
GET /api/crypto/address-screen2s.io$0.005baselive118cdp2s: Sanctions-screen a crypto wallet address against the US Treasury OFAC SDN list's publi
GET /api/cryptovibesprings.net$0.005baselive118cdpVibe Springs: Live cryptocurrency asset price tracker and market intelligence feed. Access
GET /api/security/ip-reputation2s.io$0.009baselive118cdp2s: Multi-source IP reputation with one combined authority score (0-100). Polls four indep
GET /api/crypto/cex-ticker2s.io$0.0036baselive118cdp2s: Centralized-exchange 24h ticker for a spot pair (e.g. BTC-USD), free/keyless: current
GET /api/finance/figi-search2s.io$0.0036baselive118cdp2s: Free-text search for securities across global exchanges via OpenFIGI. Give a query (co
GET /api/food/barcode-lookup2s.io$0.003baselive118cdp2s: Resolve a food product barcode (UPC, EAN-13, EAN-8, etc.) to structured product metada
GET /api/crypto/token-safety2s.io$0.005baselive118cdp2s: Token honeypot & rug-pull risk screen (via GoPlus, free/keyless). For an ERC-20 on any
GET /api/crypto/address-validate2s.io$0.0025baselive118cdp2s: Validate a cryptocurrency address with full checksum verification (not just regex). Re
GET /api/crypto/defi-yields2s.io$0.0036baselive118cdp2s: DeFi yield & lending rates across protocols (via DefiLlama, free/keyless). Returns poo
GET /api/geo/ip2s.io$0.0025baselive118cdp2s: Geolocate a single IPv4 or IPv6 address. Returns country (name + ISO code), region (na
GET /api/tax/vat2s.io$0.0025baselive118cdp2s: Validate a European Union VAT number against the official VIES (VAT Information Exchan
GET /api/validate/iban2s.io$0.0025baselive118cdp2s: Validate an International Bank Account Number (IBAN) with full ISO 13616 checks: count
GET /api/econ/fred-releases2s.io$0.003baselive118cdp2s: The US economic-data release CALENDAR — when official economic reports are published,
GET /api/phone/normalize2s.io$0.0025baselive118cdp2s: Parse, validate and canonicalize a phone number using Google's libphonenumber metadata
GET /api/demo/delay-riskvibesprings.net$0.002baselive118cdpVibe Springs: Demo: weather-driven delay-risk score for 5 fixed US locations. Same schema
GET /api/infra/health-checkvibesprings.net$0.003baselive118cdpVibe Springs: API endpoint health checker and x402 compatibility scanner. Provide target u
GET /api/air-qualityvibesprings.net$0.002baselive118cdpVibe Springs: Real-time and forecast air quality index (AQI) and particulate matter databa
GET /api/mock/social/feedvibesprings.net$0.005baselive118cdpVibe Springs: Deterministic synthetic social media feed generator for AI agent testing and
GET /api/business/uk-companies2s.io$0.0036baselive118cdp2s: Official UK company registry (Companies House). Two modes: pass query to search compan
GET /api/fx/rates2s.io$0.003baselive118cdp2s: Daily reference exchange rates from the European Central Bank (via Frankfurter). 30+ m
GET /api/weather/zip2s.io$0.003baselive118cdp2s: Current weather conditions for a US ZIP code (temperature, wind, humidity, conditions)
GET /api/github/search-code2s.io$0.0025baselive118cdp2s: Search code across GitHub with the code-search syntax (e.g. 'defineEndpoint repo:Alley
GET /api/word/related2s.io$0.003baselive118cdp2s: Related-word lookup via Datamuse. Supply a seed word and a relation kind: rhymes, near
GET /api/security/http-headers2s.io$0.0045baselive118cdp2s: Fetch a URL and grade its HTTP security headers. Pass url (scheme optional — defaults
GET /api/license/broker2s.io$0.003baselive118cdp2s: FINRA BrokerCheck lookup — every US registered broker / investment advisor (~620k curr
GET /api/security/attack2s.io$0.0025baselive118cdp2s: Authoritative MITRE ATT&CK (Enterprise) technique lookup. Pass id (e.g. T1059 or sub-t
GET /api/space/satellite2s.io$0.0036baselive118cdp2s: Compute the current position of any cataloged Earth-orbiting satellite by NORAD catalo
GET /api/predict/wallet2s.io$0.005baselive118cdp2s: A Polymarket trader's portfolio by wallet address: total portfolio USD value plus open
GET /api/crypto/hyperliquid-funding2s.io$0.0036baselive118cdp2s: Live perp funding rates, open interest, and mark/oracle/mid prices across 200+ Hyperli
GET /api/gov/congress-trades2s.io$0.003baselive118cdp2s: Search individual US Congress member stock trades, parsed from STOCK Act Periodic Tran
GET /api/bank/lookup2s.io$0.003baselive118cdp2s: FDIC-insured US bank directory lookup. Lookup by name (fuzzy match), FDIC certificate
GET /api/url/map2s.io$0.0027baselive118cdp2s: Discover the URLs a page or sitemap points at in a single fetch. Point it at an XML si
GET /api/url/clean2s.io$0.0027baselive118cdp2s: Fetch any URL and return its article content with the clutter stripped — nav, ads, sid
GET /api/business/naics2s.io$0.0025baselive118cdp2s: Look up or search NAICS 2022 industry classification codes (US Census Bureau, public d
GET /api/geocode/reverse2s.io$0.0025baselive118cdp2s: Reverse geocoding — latitude/longitude → nearest formatted address plus structured com
GET /api/net/ip-resolve2s.io$0.009baselive118cdp2s: Resolve a single IPv4/IPv6 address to its full network identity in one call: the Auton
GET /api/music/recording2s.io$0.0025baselive118cdp2s: Resolve a song/recording from MusicBrainz (the open, CC0 music encyclopedia). Pass art
GET /api/trade/locode2s.io$0.0025baselive118cdp2s: Look up or search UN/LOCODE — the United Nations Code for Trade and Transport Location
GET /api/gov/lobbying-filings2s.io$0.0072baselive118cdp2s: Search US federal lobbying disclosures (Senate LDA filings) — who lobbies for whom, on
GET /api/license/real-estate2s.io$0.0072baselive118cdp2s: Verify US real-estate licenses (brokers, sales agents, broker companies). Currently su
GET /api/gov/fda-recalls2s.io$0.006baselive118cdp2s: FDA drug recall enforcement reports, newest first. All filters optional. Each record i
GET /api/vehicle/decode-wmi2s.io$0.006baselive118cdp2s: Decode a 3-character World Manufacturer Identifier (the first three characters of a VI
GET /api/patents/search2s.io$0.0045baselive118cdp2s: Search US patent applications and grants via the USPTO Open Data Portal. Query: q (req
GET /api/crypto/contract2s.io$0.0045baselive118cdp2s: Decode an EVM smart contract. Pass chain (ethereum, base, polygon, arbitrum, optimism,
GET /api/factcheck/search2s.io$0.0045baselive118cdp2s: Search the global corpus of published fact-checks (ClaimReview) by free-text claim. Re
GET /api/gov/district2s.io$0.0045baselive118cdp2s: Resolve a US street address to its congressional district (119th Congress), state, and
GET /api/patents/epo-search2s.io$0.0045baselive118cdp2s: Search worldwide patent publications via the European Patent Office's Open Patent Serv
GET /api/bio/protein2s.io$0.0036baselive118cdp2s: Look up a protein in UniProtKB by accession (e.g. "P04637", "Q9Y6K9", "P0DTC2"). Retur
GET /api/edu/school-lookup2s.io$0.0036baselive118cdp2s: Look up any US public K-12 school (~102k, NCES Common Core of Data). Search by name (p
GET /api/weather/forecast2s.io$0.0036baselive118cdp2s: Official US weather forecast for a coordinate (US land + territories). Pass lat + lon.
GET /api/business/no-companies2s.io$0.0036baselive118cdp2s: Official Norwegian company registry search (Brønnøysund Enhetsregisteret). Search by c
GET /api/nutrition/food2s.io$0.003baselive118cdp2s: USDA FoodData Central nutrition lookup. Two modes: search (query=cheddar cheese) retur
GET /api/property/nyc-deed-history2s.io$0.003baselive118cdp2s: NYC deed + mortgage history for a tax lot via ACRIS (Automated City Register Informati
GET /api/weather/air-quality2s.io$0.003baselive118cdp2s: Current air quality for any coordinate worldwide. Pass lat + lon. Returns the US AQI (
GET /api/word/define2s.io$0.003baselive118cdp2s: English dictionary lookup via dictionaryapi.dev (Wiktionary-sourced). Returns full ent
GET /api/gov/fec-totals2s.io$0.003baselive118cdp2s: Aggregate financial summaries (receipts, disbursements, cash-on-hand, debt, transfers,
GET /api/aviation/taf2s.io$0.003baselive118cdp2s: Terminal Aerodrome Forecast (TAF) for one or more airports — the official aviation for
GET /api/gov/osha-inspections2s.io$0.003baselive118cdp2s: Search OSHA inspection records via the US Department of Labor Open Data Portal (~5M hi
GET /api/gov/congress-hearing2s.io$0.003baselive118cdp2s: Look up or list US Congressional hearings via Congress.gov. Pass congress + chamber +
GET /api/nonprofit/search2s.io$0.003baselive118cdp2s: US 501(c) nonprofit organization search. Lookup by 9-digit EIN (with or without hyphen
GET /api/space/satellites2s.io$0.003baselive118cdp2s: Search the catalog of every cataloged Earth-orbiting object — ~69,000 satellites, rock
GET /api/news/hn-search2s.io$0.003baselive118cdp2s: Full-text search across all of Hacker News (via the Algolia HN API). Search stories or
GET /api/iso/currency2s.io$0.003baselive118cdp2s: Look up an ISO 4217 currency. Pass code (alphabetic like USD, or 3-digit numeric like
GET /api/weather/current2s.io$0.003baselive118cdp2s: Current weather conditions for any coordinate worldwide. Pass lat + lon (and optional
GET /api/gov/uk-crime2s.io$0.0027baselive118cdp2s: UK street-level crime around a location from the Home Office data.police.uk service. G
GET /api/search/endpoints2s.io$0.0025baselive118cdp2s: Find the right 2s endpoint for a task using natural language. Pass q (e.g. 'check if a
GET /api/stocks/patents2s.io$0.0025baselive118cdp2s: USPTO patent activity associated with a public company. Pass ticker and optionally a f
GET /api/stocks/peers2s.io$0.0025baselive118cdp2s: Peer companies for a US-listed ticker — other companies in the same sector and sub-ind
GET /api/url/unfurl2s.io$0.0025baselive118cdp2s: Fetch any URL and extract structured page metadata: title, description, og:image, cano
GET /api/stocks/recommendations2s.io$0.0025baselive118cdp2s: Analyst recommendation trend for a US-listed company — the number of analysts rating i
GET /api/tld/info2s.io$0.0025baselive118cdp2s: TLD registry intelligence and public-suffix analysis. Mode 1 (tld=io): IANA root-zone
GET /api/validate/isin2s.io$0.0025baselive118cdp2s: Validate an ISIN (International Securities Identification Number, ISO 6166): 2-letter
GET /api/travel/visa2s.io$0.0025baselive118cdp2s: Look up the visa requirement for a traveler with a given passport visiting a destinati
GET /api/chinese/pinyin2s.io$0.0025baselive118cdp2s: Convert Chinese (Hanzi) text to pinyin romanization. Choose tone marks (symbol, e.g. h
GET /api/stocks/earnings-surprises2s.io$0.0025baselive118cdp2s: Historical quarterly earnings surprises for a US-listed company — reported (actual) EP
GET /api/research/author2s.io$0.003baselive118cdp2s: Resolve a researcher by ORCID iD. Pass orcid (e.g. 0000-0002-1825-0097, with or withou
GET /api/crypto/btc-tx2s.io$0.0036baselive118cdp2s: Bitcoin transaction lookup by txid (free/keyless): confirmed status + confirmation cou
GET /api/crypto/btc-address2s.io$0.0036baselive118cdp2s: Bitcoin address summary (free/keyless): confirmed balance (sats + BTC), total received
GET /api/holidaysvibesprings.net$0.002baselive118cdpVibe Springs: Comprehensive public and bank holiday calendar reference database. Covers ov
GET /api/floodvibesprings.net$0.002baselive118cdpVibe Springs: Hydrological risk and flood forecasting database. Access real-time and proje
GET /api/exchange/convertvibesprings.net$0.002baselive118cdpVibe Springs: Fiat currency converter and international pricing calculator. Perform instan
GET /api/earthquakesvibesprings.net$0.002baselive118cdpVibe Springs: Global seismic event monitoring and earthquake intelligence database. Search
GET /api/crypto/balances2s.io$0.0036baselive118cdp2s: Live native + ERC-20 token balances for an EVM address (Base, Ethereum, Polygon, Arbit
GET /api/vehicle/vin-decode2s.io$0.006baselive118cdp2s: Decode a 17-character VIN to manufacturer-supplied vehicle metadata via NHTSA's vPIC d
POST /keyword-suggestx402.agentutility.ai$0.002baseopen114cdpAgentUtility.ai: Keyword and autocomplete suggestions for any seed query. Aggregates Wikip
POST /hacker-news-searchx402.agentutility.ai$0.001baseopen114cdpAgentUtility.ai: Search Hacker News for startup news, YC news, Show HN launches, and found
POST /weatherx402.agentutility.ai$0.002baseunreachable114cdpAgentUtility.ai: Current conditions and forecast for any latitude/longitude. Returns prese
POST /exchange-ratesx402.agentutility.ai$0.002baseopen114cdpAgentUtility.ai: Exchange rates. Latest or historical FX rates between currencies, sourced
POST /qr-generatorx402.agentutility.ai$0.001baseopen114cdpAgentUtility.ai: Generates PNG or SVG QR codes from text, URLs, vCards, WiFi strings, and
POST /ip-asnx402.agentutility.ai$0.001baseopen114cdpAgentUtility.ai: Looks up ASN and geolocation for any IPv4 or IPv6 address: ASN number, AS
POST /email-deliverabilityx402.agentutility.ai$0.005baseopen114cdpAgentUtility.ai: Checks email deliverability by validating address format, MX reachability
POST /timezone-convertx402.agentutility.ai$0.005baseopen114cdpAgentUtility.ai: Converts a datetime from one IANA timezone to another with correct DST ha
POST /email-verify-apix402.agentutility.ai$0.005baseopen114cdpAgentUtility.ai: Verifies an email address with syntax, MX, disposable-domain, role-accoun

Page 8 of 50: previous next · 10,630 more are only in bazaar.json and the sitemaps