Raw API

HTTPS JSON API for search, preview, and master-license purchase. Base URL:

https://classical-sync-844096206792.us-central1.run.app/api/licensing/v1

OpenAPI: https://classical-sync-844096206792.us-central1.run.app/api/licensing/v1/openapi.json. No accounts. Browse and preview need no auth. Purchase needs Stripe and clickwrap. Broadcast is not sold through this site.

GET /tracks

Search. Alias: GET /search. Query parameters:

q — free text (composer, title, mood words). Narrows results; count is the number returned.
mood — closed list, e.g. tense, lyric, playful, calm.
era or era_style — baroque, classical, romantic, modern.
instrument — piano, strings, cello, clarinet, organ, violin.
tempo — slow, moderate, fast.
duration or max_duration_sec — maximum length in seconds.

Response: { query, count, tracks[] }. Empty match: count: 0 and a message. Example: https://classical-sync-844096206792.us-central1.run.app/api/licensing/v1/tracks?q=mozart

GET /tracks/:id

One track: title, composer, catalog, movement, duration, instruments, mood, rights fields, preview_url. 404 if missing.

GET /tracks/:id/preview

Public watermarked MP3, up to 30 seconds. Content-Type: audio/mpeg.

Verify a license

Human page: https://classical-sync-844096206792.us-central1.run.app/verify (licensee name is public; email is not). JSON: GET /licenses/:id — no email in the body.

Purchase

Creator USD 29. Commercial USD 149. Broadcast is not sold here. Pay with a card through Stripe on this site, or send a Stripe payment with the API. You must accept the current terms (terms_accepted: true) before a license is issued. Also required: licensee_name, licensee_email, track_id, tier.

POST /quotes — price and grant summary.
POST /licenses — charge and issue. 201 with PDF URL, 15-minute signed WAV URL, verification URL. Declined card: 402.
Website checkout: POST /checkout (form) → Stripe Checkout → /purchase/success.

Rights

Public-domain composition. The SKU is a software recording owned by Magnolia Apps LLC. Not a live performance.