Zefron API

Search

GET/api/searchSearch songs, albums, artists

GET/api/search/suggestionsAutocomplete suggestions

GET/api/yt_searchYouTube video search

Content

GET/api/songs/:videoIdSong + artist/album links

GET/api/albums/:browseIdAlbum + tracks + artist

GET/api/artists/:browseIdArtist + discography

GET/api/playlists/:playlistIdPlaylist tracks

GET/api/chain/:videoIdSong -> Artist -> Albums

Discovery

GET/api/related/:videoIdRelated songs

GET/api/radio?videoId=Generate radio mix

GET/api/similar?title=&artist=Similar tracks

GET/api/charts?country=Music charts

GET/api/trending?country=Trending music

GET/api/moodsMood categories

Downloads (API key only)

GET/download?url=&type=audio&api_key=Audio download (MP3/M4A) — url = YouTube ID or link

GET/download?url=&type=video&api_key=Video download (MP4)

DEMOhttps://3-25-100-233.sslip.io/download?url=G8PU1HjZZj4&type=audio&api_key=YOUR_KEYAudio demo

DEMOhttps://3-25-100-233.sslip.io/download?url=G8PU1HjZZj4&type=video&api_key=YOUR_KEYVideo demo

GET/usage?api_key=Used today, remaining, key expiry (JSON)

API key & limits

KEYZEFRONFREE59171428DSend /apikey to the Telegram bot — format: ZEFRONFREE + 8 digits + 1 letter

30dValidityKey expires after 30 days (401 api_key_expired) — generate a new one from the bot

1000Daily limitFree: 1000 downloads/day (429 daily_limit_reached). Owner: unlimited

msX-Response-Time-MsMilliseconds in every response; X-Cache = HIT-RAM / HIT-DISK / HIT-TELEGRAM / MISS

MISSFirst request3 sources (Inflex, Alone, Ananya) race — the fastest wins; later requests are served instantly from cache

Lyrics

GET/api/lyrics?title=&artist=Synced lyrics (LRC)

Info

GET/api/artist/info?artist=Artist bio (Last.fm)

GET/api/track/info?title=&artist=Track info (Last.fm)

GET/api/top/artists?country=Top artists

GET/api/top/tracks?country=Top tracks