# freqblog-com Catalog API

**Canonical:** https://apis.io/apis/freqblog-com/freqblog-com-catalog-api/  
**Provider:** freqblog-com — https://apis.io/providers/freqblog-com/  
**Base URL:** https://api.freqblog.com  
**Documentation:** https://api.freqblog.com/docs

freqblog-com Catalog API is one of 8 APIs that [freqblog-com](https://apis.io/providers/freqblog-com/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. This API exposes 6 JSON Schema definitions. Tagged areas include Catalog. The published artifact set on APIs.io includes an OpenAPI specification and 6 JSON Schemas.

Pre-analyzed track catalog — instant name-based lookups

## Operations (26)

| Method | Path | Summary |
|---|---|---|
| GET | `/lookup` | Look up a track by name, ISRC, MusicBrainz ID, or Spotify ID |
| POST | `/bulk` | Bulk track lookup |
| GET | `/bpm` | Find tracks by BPM |
| GET | `/key` | Find tracks by musical key |
| GET | `/search` | Search the catalog by track / artist / album |
| GET | `/artist/tracks` | List catalog tracks for an artist |
| GET | `/genres` | List all genres in the catalog with track counts |
| GET | `/genres/{name}/tracks` | List catalog tracks tagged with a genre |
| GET | `/track/{itunes_track_id}/embedding` | Numeric feature vector for a track |
| GET | `/similar` | Find acoustically similar tracks |
| GET | `/charts/{country}` | Live national music chart (Apple Music) |
| GET | `/radio` | Generate a harmonic + BPM-continuity radio playlist |
| GET | `/transition` | Score how well two tracks mix (harmonic + tempo + energy) |
| GET | `/next-track` | Ranked next-track suggestions for a seed (harmonic + tempo + energy) |
| POST | `/setlist` | Order a crate into a beat-matched, energy-arced set |
| GET | `/recommendations` | Recommended tracks for seed tracks (Spotify /recommendations replacement) |
| GET | `/related-artists` | Artists related to a seed artist (Spotify related-artists replacement) |
| GET | `/tag` | Compact descriptive tags for a track (mood / energy / genre, with provenance) |
| GET | `/export/catalog/manifest` | Bulk catalogue export — manifest (Enterprise) |
| GET | `/export/catalog/download/{fmt}` | Bulk catalogue export — download (Enterprise) |
| GET | `/export/{format}` | Export tracks as a DJ playlist (Rekordbox / Traktor / Serato / Engine / M3U8 /… |
| POST | `/bulk-csv` | Bulk-enrich a CSV of (artist, title) pairs |
| GET | `/track/{itunes_track_id}/artwork` | Cover art for a track |
| GET | `/track/{itunes_track_id}/lyrics` | Lyrics availability + LRClib link for a catalog track |
| GET | `/track/{itunes_track_id}/waveform.svg` | SVG waveform for a track |
| GET | `/synthetic/{layer}/{synth_id}/{sub_path}` | Colon-free alias for /track/{layer}:{id}/ |

## Machine-readable artifacts (7)

- **OpenAPI** — https://artifacts.apis.io/freqblog-com/openapi/freqblog-com-catalog-api-openapi.yml
- **JSONSchema** — https://artifacts.apis.io/freqblog-com/json-schema/freqblog-com-track-lookup-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/freqblog-com/json-schema/freqblog-com-audio-analysis-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/freqblog-com/json-schema/freqblog-com-identify-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/freqblog-com/json-schema/freqblog-com-recommendations-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/freqblog-com/json-schema/freqblog-com-bulk-lookup-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/freqblog-com/json-schema/freqblog-com-embedding-response-schema.json

## Other freqblog-com APIs (7)

- [freqblog-com Audio API](https://apis.io/apis/freqblog-com/freqblog-com-audio-api/)
- [freqblog-com Backfill API](https://apis.io/apis/freqblog-com/freqblog-com-backfill-api/)
- [freqblog-com Me API](https://apis.io/apis/freqblog-com/freqblog-com-me-api/)
- [freqblog-com Request Free Key API](https://apis.io/apis/freqblog-com/freqblog-com-request-free-key-api/)
- [freqblog-com Spotify Compat API](https://apis.io/apis/freqblog-com/freqblog-com-spotify-compat-api/)
- [freqblog-com System API](https://apis.io/apis/freqblog-com/freqblog-com-system-api/)
- [freqblog-com Utility API](https://apis.io/apis/freqblog-com/freqblog-com-utility-api/)

## Tags

Catalog

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/freqblog-com/freqblog-com-catalog-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/freqblog-com/.