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 |
|---|---|---|---|---|---|
| 7digitalApi of Music store 7digital | Music | oauth | $0.02 | 1/1 | live |
| AI MasteringAutomated Music Mastering | Music | apikey | $0.02 | 1/1 | live |
| AudiomackApi of the streaming music hub Audiomack | Music | oauth | $0.02 | 1/1 | live |
| BandsintownMusic Events | Music | none | $0.01 | 1/1 | live |
| DeezerMusic | Music | oauth | $0.02 | 1/1 | live |
| DiscogsMusic | Music | oauth | $0.02 | 1/1 | live |
| FreesoundMusic Samples | Music | apikey | $0.02 | 1/1 | live |
| GeniusCrowdsourced lyrics and music knowledge | Music | oauth | $0.02 | 1/1 | live |
| GenrenatorMusic genre generator | Music | none | $0.01 | 1/1 | live |
| JamendoMusic | Music | oauth | $0.02 | 1/1 | live |
| KKBOXGet music libraries, playlists, charts, and perform out of KKBOX's platform | Music | oauth | $0.02 | 1/1 | live |
| LastFmMusic | Music | apikey | $0.02 | 1/1 | live |
| MixcloudMusic | Music | oauth | $0.02 | 1/1 | live |
| MusicBrainzMusic | Music | none | $0.01 | 1/1 | live |
| MusixmatchMusic | Music | apikey | $0.02 | 1/1 | live |
| OpenwhydDownload curated playlists of streaming tracks (YouTube, SoundCloud, etc...) | Music | none | $0.01 | 1/1 | live |
| PhishinA web-based archive of legal live audio recordings of the improvisational rock b | Music | apikey | $0.02 | 1/1 | live |
| Radio BrowserList of internet radio stations | Music | none | $0.01 | 1/1 | live |
| SongkickMusic Events | Music | apikey | $0.02 | 1/1 | live |
| Songlink / OdesliGet all the services on which a song is available | Music | apikey | $0.02 | 1/1 | live |
| SongsterrProvides guitar, bass and drums tabs and chords | Music | none | $0.01 | 1/1 | live |
| SpotifyView Spotify music catalog, manage users' libraries, get recommendations and mor | Music | oauth | $0.02 | 1/1 | live |
| TheAudioDBMusic | Music | 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