API Marketplace
Curated public APIs — finance, news, weather, crypto and more — callable through one x402 payment. No API keys, no signups: pay $0.01, get data. Every call is also a live probe.
| API | Category | Auth | Price | Probes | Status |
|---|---|---|---|---|---|
| 1ForgeForex currency market data | Currency Exchange | apikey | $0.02 | 1/1 | live |
| 24 Pull RequestsProject to promote open source collaboration during December | Development | none | $0.01 | 1/1 | live |
| 49 Gallery Historical DataNormalized historical records and 25 daily-updated reference series | Open Data | none | $0.01 | 1/1 | live |
| 7Timer!Weather, especially for Astroweather | Weather | none | $0.01 | 1/1 | live |
| 7digitalApi of Music store 7digital | Music | oauth | $0.02 | 1/1 | live |
| ADS-B ExchangeAccess real-time and historical data of any and all airborne aircraft | Transportation | none | $0.01 | 1/1 | live |
| AGPC Domain CheckCheck a domain''s SPF, DKIM, DMARC and MX with a graded shareable report | none | $0.01 | 1/1 | live | |
| AI Dev JobsAI/ML engineering job aggregator with REST, RSS, and MCP endpoints | Jobs | no | $0.02 | 1/1 | live |
| AI Economics ToolsToken cost, LLM energy, agent-hour and Proof-Adjusted Autonomy calculators by Mi | Machine Learning | none | $0.01 | 1/1 | live |
| AI Law TrackerAI regulation laws by jurisdiction (US, EU, global) as read-only JSON; free tier | Government | apikey | $0.02 | 1/1 | live |
| AI MasteringAutomated Music Mastering | Music | apikey | $0.02 | 1/1 | live |
| AIS HubReal-time data of any marine and inland vessel equipped with AIS tracking system | Transportation | apikey | $0.02 | 1/1 | live |
| API GrátisMultiples services and public APIs | Development | none | $0.01 | 1/1 | live |
| API SetuAn Indian Government platform that provides a lot of APIS for KYC, business, edu | Open Data | none | $0.01 | 1/1 | live |
| APIXUWeather | Weather | apikey | $0.02 | 1/1 | live |
| APIs.guruWikipedia for Web APIs, OpenAPI/Swagger specs for public APIs | Development | none | $0.01 | 1/1 | live |
| AQICNAir Quality Index Data for over 1000 cities | Weather | apikey | $0.02 | 1/1 | live |
| AbuseIPDBIP/domain/URL reputation | Anti-Malware | apikey | $0.02 | 1/1 | live |
| AccuWeatherWeather and forecast data | Weather | apikey | $0.02 | 1/1 | live |
| AdoptAPetResource to help get pets adopted | Animals | apikey | $0.02 | 1/1 | live |
| Advice SlipGenerate random advice slips | Personality | none | $0.01 | 1/1 | live |
| AdzunaJob board aggregator | Jobs | apikey | $0.02 | 1/1 | live |
| AemetWeather and forecast data from Spain | Weather | apikey | $0.02 | 1/1 | live |
| Agify.ioEstimates the age from a first name | Development | none | $0.01 | 1/1 | live |
| AirtableIntegrate with Airtable | Documents & Productivity | apikey | $0.02 | 1/1 | live |
| Airtel IPIP Geolocation API. Collecting data from multiple sources | Geocoding | none | $0.01 | 1/1 | live |
| Alchemy EthereumEthereum Node-as-a-Service Provider | Cryptocurrency | apikey | $0.02 | 1/1 | live |
| AletheiaInsider trading data, earnings call analysis, financial statements, and more | Finance | apikey | $0.02 | 1/1 | live |
| AlienVault Open Threat Exchange (OTX)IP/domain/URL reputation | Anti-Malware | apikey | $0.02 | 1/1 | live |
| AlpacaRealtime and historical market data on all US equities and ETFs | Finance | apikey | $0.02 | 1/1 | live |
| Alpha (Mossland)Korean crypto channel stance + RAG Q&A + canonical entity/topic/event store | Cryptocurrency | none | $0.01 | 1/1 | live |
| Alpha VantageRealtime and historical stock data | Finance | apikey | $0.02 | 1/1 | live |
| Amadeus for DevelopersTravel Search - Limited usage | Transportation | oauth | $0.02 | 1/1 | live |
| Amanah SunnahSemantic search across Quran, Hadith, Tafsir & 18K+ Rijal narrators | Books | apikey | $0.02 | 1/1 | live |
| AmberOneTurn any website into a build-ready Android, iOS, PWA or Electron app project | Development | apikey | $0.02 | 1/1 | live |
| AmiiboAPINintendo Amiibo Information | Games & Comics | none | $0.01 | 1/1 | live |
| AniAPIAnime discovery, streaming & syncing with trackers | Anime | oauth | $0.02 | 1/1 | live |
| AniDBAnime Database | Anime | apikey | $0.02 | 1/1 | live |
| AnimeFactsAnime Facts (over 100+) | Anime | none | $0.01 | 1/1 | live |
| AnimeNewsNetworkAnime industry news | Anime | none | $0.01 | 1/1 | live |
| Anycrap35,000+ absurdist AI-generated product concepts with names, descriptions, and im | Entertainment | apikey | $0.02 | 1/1 | live |
| ApicAgentExtract device details from user-agent string | Development | none | $0.01 | 1/1 | live |
| ApiipGet location information by IP address | Geocoding | apikey | $0.02 | 1/1 | live |
| ApimetroGeospatial data for Mexico City public transport system (Metro, Metrobús, Cableb | Transportation | none | $0.01 | 1/1 | live |
| AquanodeLive GPU rental prices and availability across nine cloud providers | Development | none | $0.01 | 1/1 | live |
| Archive.orgThe Internet Archive | Open Data | none | $0.01 | 1/1 | live |
| Art Institute of ChicagoArt | Art & Design | none | $0.01 | 1/1 | live |
| Artificial Intelligence JobsLive AI/ML job listings from 260+ companies'' own career pages, with salary, loc | Jobs | no | $0.02 | 1/1 | live |
| AsanaProgrammatic access to all data in your asana system | Documents & Productivity | apikey | $0.02 | 1/1 | live |
| Associated PressSearch for news and metadata from Associated Press | News | apikey | $0.02 | 1/1 | live |
| AstroWayAstrology, natal charts, Human Design, Vedic and horoscopes on the Swiss Ephemer | Personality | apikey | $0.02 | 1/1 | live |
| AstroworldFree Minecraft data: mobs, biomes, items, enchantments, structures, commands, ve | Games & Comics | none | $0.01 | 1/1 | live |
| Atomic MailEmail for AI agents: programmatic inbox creation and send/receive over JMAP | apikey | $0.02 | 1/1 | live | |
| AttestwireValidate EN 16931 e-invoices: XRechnung, ZUGFeRD, Factur-X, Peppol BIS | Data Validation | apikey | $0.02 | 1/1 | live |
| AudiomackApi of the streaming music hub Audiomack | Music | oauth | $0.02 | 1/1 | live |
| Auth0Easy to implement, adaptable authentication and authorization platform | Authentication & Authorization | apikey | $0.02 | 1/1 | live |
| Aviation Safety Data164,068 aircraft accident narratives from 128 official investigation authorities | Transportation | none | $0.01 | 1/1 | live |
| AviationWeatherNOAA aviation weather forecasts and observations | Weather | none | $0.01 | 1/1 | live |
| AxolotlCollection of axolotl pictures and facts | Animals | none | $0.01 | 1/1 | live |
| Azure DevOps HealthResource health helps you diagnose and get support when an Azure issue impacts y | Continuous Integration | apikey | $0.02 | 1/1 | live |
| BC FerriesSailing times and capacities for BC Ferries | Transportation | none | $0.01 | 1/1 | live |
| BCLawsAccess to the laws of British Columbia | Government | none | $0.01 | 1/1 | live |
| BIC-BoxtechContainer technical detail for the global container fleet | Transportation | oauth | $0.02 | 1/1 | live |
| BTCGlobeBitcoin height, fees, mempool and peer data served live from two self-hosted nod | Cryptocurrency | none | $0.01 | 1/1 | live |
| BTU GraphSource-reviewed energy company knowledge graph and directory exports | Open Data | none | $0.01 | 1/1 | live |
| BaconMockupResizable bacon placeholder images | Food & Drink | none | $0.01 | 1/1 | live |
| BandsintownMusic Events | Music | none | $0.01 | 1/1 | live |
| Bank DataInstant IBAN and SWIFT number validation across the globe | Finance | apikey | $0.02 | 1/1 | live |
| Bank Negara Malaysia Open DataMalaysia Central Bank Open Data | Government | none | $0.01 | 1/1 | live |
| Bank of RussiaExchange rates and currency conversion | Currency Exchange | none | $0.01 | 1/1 | live |
| BaseBuilding quick backends | Development | apikey | $0.02 | 1/1 | live |
| Battle.netDiablo III, Hearthstone, StarCraft II and World of Warcraft game data APIs | Games & Comics | oauth | $0.02 | 1/1 | live |
| Bay Area Rapid TransitStations and predicted arrivals for BART | Transportation | apikey | $0.02 | 1/1 | live |
| BdAPIsGet divisions, districts, and upazzilas of Bangladesh | Geocoding | none | $0.01 | 1/1 | live |
| Bhagavad GitaBhagavad Gita text | Books | oauth | $0.02 | 1/1 | live |
| BidledgerEvery open public tender in the European Union, rebuilt daily from the official | Government | none | $0.01 | 1/1 | live |
| BigDataCloudProvides fast and accurate IP geolocation APIs along with security checks and co | Geocoding | apikey | $0.02 | 1/1 | live |
| BillplzPayment platform | Finance | apikey | $0.02 | 1/1 | live |
| BinanceExchange for Trading Cryptocurrencies based in China | Cryptocurrency | apikey | $0.02 | 1/1 | live |
| Bing MapsCreate/customize digital maps based on Bing Maps data | Geocoding | apikey | $0.02 | 1/1 | live |
| BinlistPublic access to a database of IIN/BIN information | Finance | none | $0.01 | 1/1 | live |
| BitPandaCryptocurrency Information | Cryptocurrency | apikey | $0.02 | 1/1 | live |
| BitcambioGet the list of all traded assets in the exchange | Cryptocurrency | none | $0.01 | 1/1 | live |
| Bitcoin HalvingHalving era, block reward, and schedule arithmetic for any Bitcoin block height | Cryptocurrency | none | $0.01 | 1/1 | live |
| BitfinexCryptocurrency Trading Platform | Cryptocurrency | apikey | $0.02 | 1/1 | live |
| BitlyURL shortener and link management | URL Shorteners | oauth | $0.02 | 1/1 | live |
| BitmexReal-Time Cryptocurrency derivatives trading platform based in Hong Kong | Cryptocurrency | apikey | $0.02 | 1/1 | live |
| BitqueryOnchain GraphQL APIs & DEX APIs | Blockchain | apikey | $0.02 | 1/1 | live |
| BitriseBuild tool and processes integrations to create efficient development pipelines | Continuous Integration | apikey | $0.02 | 1/1 | live |
| BittrexNext Generation Crypto Trading Platform | Cryptocurrency | apikey | $0.02 | 1/1 | live |
| BlaBlaCarSearch car sharing trips | Transportation | apikey | $0.02 | 1/1 | live |
| Black History FactsContribute or search one of the largest black history fact databases on the web | Open Data | apikey | $0.02 | 1/1 | live |
| BlazePhoenixOn-chain DEX aggregator quotes and route execution data | Cryptocurrency | none | $0.01 | 1/1 | live |
| BlitappSchedule screenshots of web pages and sync them to your cloud | Development | apikey | $0.02 | 1/1 | live |
| BlockBitcoin Payment, Wallet & Transaction Data | Cryptocurrency | apikey | $0.02 | 1/1 | live |
| Block LottosOn-chain lottery, draw history, jackpot and advertising endpoints | Cryptocurrency | none | $0.01 | 1/1 | live |
| BlockchainBitcoin Payment, Wallet & Transaction Data | Cryptocurrency | apikey | $0.02 | 1/1 | live |
| Blynk-CloudControl IoT Devices from Blynk IoT Cloud | Development | apikey | $0.02 | 1/1 | live |
| Board Game GeekBoard games, RPG and videogames | Games & Comics | none | $0.01 | 1/1 | live |
| Boleto.CloudA api to generate boletos in Brazil | Finance | apikey | $0.02 | 1/1 | live |
GET /api/market # catalog (free) GET /api/market/<id>/call?path=/v1/endpoint&foo=bar # 402 → pay $0.01 USDC/USDT → retry # x-payment-tx: BASE:<txHash> # x-agent-wallet: <yourWallet> → first 3 calls free # x-ref: <referrerWallet> → they earn 5%, you pay same