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Simkl vs Songlink / Odesli

Same instrument, two spec sheets — measured, not claimed.

APISimklNEW—Songlink / OdesliNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseSimkl terms — user-contributed dataUnverified
Free tierFree read routes; client_id for searchFree tier — key may be required
Rate limit1 req/s documentedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Simkl vs Songlink / Odesli: common questions

Which is more reliable, Simkl or Songlink / Odesli?

On our scheduled checks, Songlink / Odesli leads on measured uptime — Simkl at —% versus Songlink / Odesli at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do Simkl and Songlink / Odesli need an API key?

Simkl needs no key, while Songlink / Odesli requires a free API key. If you want to start calling without signup, reach for Simkl first.

Can I call Simkl and Songlink / Odesli from the browser?

Only Simkl is browser-friendly — it returns CORS headers over HTTPS. Songlink / Odesli needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Simkl and Songlink / Odesli free for commercial use?

Simkl has unclear commercial terms, and Songlink / Odesli has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.