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

ResourceHostPriceNetworkVerdictPayersCatalogsDescription
GET /api/coin-market-chart-rangeagent402.tools$0.008baselive120cdp, payaiCoin market chart for a time: Price, market cap and volume series for a coin over an ARBIT
POST /api/skill/seo-auditagent402.tools$0.009baselive120cdp, payaiSkill: Technical SEO audit: Can search engines and AI crawlers actually index this page? O
POST /api/skill/fx-monitoragent402.tools$0.009baselive120cdp, payaiSkill: FX monitor: Major currency snapshot: EUR/USD, GBP/USD, JPY/USD rates plus the full
POST /api/skill/email-deliverabilityagent402.tools$0.009baselive120cdp, payaiSkill: Email deliverability: Diagnose why a domain's email lands in spam: SPF posture, DMA
POST /api/skill/cheapest-railagent402.tools$0.009baselive120cdp, payaiSkill: Cheapest rail right now: Where should an agent transact this minute? Live gas on Et
POST /v1/metered/geminiagent402.tools$0.0019baselive120cdp, payaiGemini generateContent (metered: Google's generateContent wire priced from the request its
POST /api/openapi-validate-payloadagent402.tools$0.001baselive120cdp, payaiOpenAPI payload validator: Validate a JSON payload against the request or response schema
POST /api/effective-annual-rateagent402.tools$0.001baselive120cdp, payaiEffective annual rate: Convert a nominal annual rate (APR) compounded m times per year int
POST /api/openapi-security-summaryagent402.tools$0.001baselive120cdp, payaiOpenAPI security summary: Resolve authentication requirements across an OpenAPI 3.x or Swa
POST /api/openapi-resolve-refsagent402.tools$0.001baselive120cdp, payaiOpenAPI $ref resolver: Inline every local `$ref` in an OpenAPI 3.x or Swagger 2.x document
POST /api/openapi-mock-responseagent402.tools$0.001baselive120cdp, payaiOpenAPI mock response generator: Synthesize a JSON response body for one operation + statu
POST /api/forecast-holt-wintersagent402.tools$0.001baselive120cdp, payaiForecast (Holt-Winters seasonal): Holt-Winters triple exponential smoothing - level + tren
POST /api/openapi-required-paramsagent402.tools$0.002baselive120cdp, payaiOpenAPI required-params: For one operation, return the minimum set of inputs an agent must
POST /api/kalshi-weather-indexagent402.tools$0.002baselive120cdp, payaiKalshi city temperature index: Kalshi's own minute-resolution city temperature index (Fahr
POST /api/farcaster-by-addressagent402.tools$0.002baselive120cdp, payaiFarcaster by Ethereum address: Reverse-lookup an Ethereum address to its Farcaster account
POST /api/email-deliverabilityagent402.tools$0.002baselive120cdp, payaiEmail deliverability check: End-to-end email-auth report for a domain: SPF + DMARC + DKIM
POST /api/defi-chain-tvl-historyagent402.tools$0.002baselive120cdp, payaiDeFi chain TVL history: Daily total value locked history for one chain or for all of DeFi,
GET /api/b20-activation-checkagent402.tools$0.002baselive120cdp, payaiB20 activation check: Is B20 live on Base mainnet? Queries the Activation Registry precomp
POST /api/transfer-authorizationagent402.tools$0.003baselive120cdp, payaiBuild USDC transfer: Build the EIP-3009 transferWithAuthorization typed data for a gasless
POST /api/crypto-options-chainagent402.tools$0.004baselive120cdp, payaiOptions chain by expiry: The options chain for a currency and expiry sorted by strike: bid
GET /api/treasury-yield-historyagent402.tools$0.005baselive120cdp, payaiUS Treasury yield history: Last N business days of US Treasury constant-maturity yields, o
GET /api/fred-release-observationsagent402.tools$0.005baselive120cdp, payaiFRED bulk release observations: Bulk-fetch observations for every series in a FRED release
GET /api/fred-release-calendaragent402.tools$0.005baselive120cdp, payaiFRED economic release calendar: Upcoming and very-recent US economic data release dates -
GET /api/edgar-insider-tradesagent402.tools$0.005baselive120cdp, payaiEDGAR insider trades (Form 4): Recent Form 4 insider transactions filed against a company
GET /api/edgar-13f-dataset-headagent402.tools$0.005baselive120cdp, payaiEDGAR Form 13F data set head: A bounded head of ONE table in a Form 13F data set, read wit
GET /api/coin-price-by-contractagent402.tools$0.005baselive120cdp, payaiToken price by contract address: Live price, market cap, 24h volume and 24h change for ERC
GET /api/drug-ndcagent402.tools$0.004baselive120cdp, payaiFDA NDC directory lookup: Look up the FDA National Drug Code directory (openFDA) by NDC or
GET /api/drug-labelagent402.tools$0.004baselive120cdp, payaiFDA drug label lookup: FDA drug labeling (openFDA SPL) by brand or generic name, or by NDC
GET /api/device-adverse-eventsagent402.tools$0.004baselive120cdp, payaiFDA device adverse events: Summarize FDA medical device adverse event reports (openFDA MAU
GET /api/device-510kagent402.tools$0.004baselive120cdp, payaiFDA 510(k) device clearances: Search FDA 510(k) premarket clearances (openFDA) by applican
POST /api/hidden-text-scanagent402.tools$0.001baselive120cdp, payaiHidden text scan: Check an email or web page for text a person reading it would not see bu
GET /api/passwordagent402.tools$0.001baselive120cdp, payaiPassword generator: Generate cryptographically random passwords.
POST /api/json-to-yamlagent402.tools$0.001baselive120cdp, payaiJSON to YAML: Convert JSON to YAML.
POST /api/feedbackagent402.tools$0.001baselive120cdpRate a call you paid for: Tell this server whether a call you paid for delivered what it p
POST /api/markdown-to-htmlagent402.tools$0.001baselive120cdp, payaiMarkdown to HTML: Render CommonMark + GFM markdown to HTML.
GET /api/loremagent402.tools$0.001baselive120cdp, payaiLorem ipsum: Placeholder text.
GET /api/memoryagent402.tools$0.001baselive120cdpMemory read: Read from a wallet-scoped namespace.
POST /api/decide/executeagent402.tools$0.001baselive120cdpDecide: execute a plan: Run a decision's plan through Agent402: first-party steps run dire
POST /api/gcd-lcmagent402.tools$0.001basegone120cdp, payaiGCD + LCM: Greatest common divisor and least common multiple of two or more integers, comp
POST /api/statsagent402.tools$0.001baseopen120cdp, payaiStatistics: Descriptive statistics for an array of numbers: count, sum, mean, median, mode
POST /api/price-pythagent402.tools$0.001basegone120payai
POST /api/color-convertagent402.tools$0.001basegone120payai
POST /api/color-blindnessagent402.tools$0.001basegone120payai
POST /api/color-paletteagent402.tools$0.001basegone120payai
POST /api/color-nameagent402.tools$0.001basegone120payai
POST /api/text-similarityagent402.tools$0.001basegone120payai
POST /api/scrypt-deriveagent402.tools$0.001basegone120payai
POST /api/hkdf-expandagent402.tools$0.001basegone120payai
POST /api/constant-compareagent402.tools$0.001basegone120payai
POST /api/char-frequencyagent402.tools$0.001basegone120payai
POST /api/string-similarityagent402.tools$0.001basegone120payai
POST /api/jaccard-similarityagent402.tools$0.001basegone120payai
POST /api/word-frequencyagent402.tools$0.001basegone120payai
POST /api/word-wrapagent402.tools$0.001basegone120payai
POST /api/phone-formatagent402.tools$0.001basegone120payai
POST /api/base-detectagent402.tools$0.001basegone120payai
POST /api/xml-validateagent402.tools$0.001basegone120payai
POST /api/punycode-convertagent402.tools$0.001basegone120payai
POST /api/ipv6-expandagent402.tools$0.001basegone120payai
POST /api/binary-textagent402.tools$0.001basegone120payai
POST /api/nato-phoneticagent402.tools$0.001basegone120payai
POST /api/braille-convertagent402.tools$0.001basegone120payai
POST /api/soundexagent402.tools$0.001basegone120payai
POST /api/mod-arithmeticagent402.tools$0.001basegone120payai
POST /api/combinatoricsagent402.tools$0.001basegone120payai
POST /api/matrix-multiplyagent402.tools$0.001basegone120payai
POST /api/prime-factorizeagent402.tools$0.001basegone120payai
POST /api/pbkdf2agent402.tools$0.001basegone120payai
POST /api/polymarket-searchagent402.tools$0.002basegone120payai
POST /api/polymarket-price-historyagent402.tools$0.002basegone120payai
POST /api/nft-salesagent402.tools$0.002basegone120payai
GET /api/price/btc-usdvibesprings.net$0.002baselive118cdpVibe Springs: Real-time BTC/USD price feed oracle. Retrieves live spot rate, 24h high/low,
GET /api/price/base-gasvibesprings.net$0.001baselive118cdpVibe Springs: Base network real-time gas price oracle. Returns block base fee, current gas
GET /api/price/eth-usdvibesprings.net$0.002baselive118cdpVibe Springs: Real-time ETH/USD price feed oracle. Retrieves live spot rate, 24h high/low,
GET /api/weathervibesprings.net$0.002baselive118cdpVibe Springs: Historical weather and climate database. Access daily temperature highs, low
GET /api/forecastvibesprings.net$0.002baselive118cdpVibe Springs: High-fidelity weather forecast up to 16 days. Returns detailed daily project
GET /api/price/sol-usdvibesprings.net$0.002baselive118cdpVibe Springs: Real-time SOL/USD price feed oracle. Retrieves live spot rate, 24h high/low,
GET /api/market-datavibesprings.net$0.002baselive118cdpVibe Springs: Live multi-asset price feed and market intelligence endpoint. Query real-tim
GET /api/marinevibesprings.net$0.002baselive118cdpVibe Springs: Marine meteorological and oceanographic conditions database. Access high-res
GET /api/exchangevibesprings.net$0.002baselive118cdpVibe Springs: Foreign exchange (Forex) rate database sourced from the European Central Ban
GET /api/gasvibesprings.net$0.001baselive118cdpVibe Springs: Real-time gas price oracle for multiple EVM chains. Returns slow/standard/fa
GET /api/stocks/metrics2s.io$0.0025baselive118cdp2s: Key fundamental metrics and 52-week price statistics for a US-listed company. Pass tic
GET /api/stocks/company-news2s.io$0.0025baselive118cdp2s: Recent news articles about a specific US-listed company. Pass ticker and optionally a
GET /api/calendar/earnings2s.io$0.0025baselive118cdp2s: Earnings release calendar — which US-listed companies report earnings in a date window
GET /api/econ/fred-vintage2s.io$0.0042baselive118cdp2s: Point-in-time (vintage) economic data from FRED's ALFRED archive — what an economic fi
GET /api/calendar/holidays2s.io$0.0025baselive118cdp2s: List the official holidays for a country and year, with exact observed dates including
GET /api/dev/rfc2s.io$0.003baselive118cdp2s: Look up an IETF RFC by number. Pass number as RFC2616, 2616, or the integer 2616. Retu
GET /api/geo/postal2s.io$0.0025baselive118cdp2s: Resolve a postal/ZIP code to its place name(s), administrative divisions, and coordina
GET /api/wikipedia/summary2s.io$0.0025baselive118cdp2s: Fetch a Wikipedia article summary in any of 30 supported languages. Returns title, dis
GET /api/calendar/business-days2s.io$0.0025baselive118cdp2s: Holiday-aware business-day calculator for 200+ countries. Three modes: pass start + ad
GET /api/timezone/lookup2s.io$0.0025baselive118cdp2s: Resolve a coordinate to its IANA timezone and return the current UTC offset, local wal
GET /api/geocode/address2s.io$0.0025baselive118cdp2s: Forward geocoding — free-text address or place name → latitude/longitude plus structur
GET /api/predict/kalshi-markets2s.io$0.0025baselive118cdp2s: Browse Kalshi regulated prediction markets. Filter by status (open/closed/settled), ev
GET /api/airport/near2s.io$0.0025baselive118cdp2s: Airports within a radius of a coordinate, sorted by distance. Query: lat (-90..90), lo
GET /api/crypto/btc-mempool2s.io$0.0036baselive118cdp2s: Bitcoin mempool state (free/keyless): current unconfirmed tx count, total vsize, and t
GET /api/convert/unit2s.io$0.0025baselive118cdp2s: Convert a value between units of measure: mass (g, kg, mg, lb, oz, t, st), length (m,
GET /api/law/case-search2s.io$0.009baselive118cdp2s: Search US court opinions (SCOTUS, federal circuits, state appellate/supreme — ~9M opin
GET /api/exchange/historyvibesprings.net$0.005baselive118cdpVibe Springs: Historical foreign exchange (Forex) time-series database. Retrieve daily his
GET /api/finance/sec-filings2s.io$0.009baselive118cdp2s: Recent SEC EDGAR filings for a US publicly-traded company by stock ticker. Resolves ti
GET /api/stocks/quote2s.io$0.0045baselive118cdp2s: Latest daily stock quote for a US-listed ticker. Returns the most recent completed tra

Page 7 of 50: previous next · 10,630 more are only in bazaar.json and the sitemaps