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Acoustid API vs RubyGems

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

APIAcoustid APINEW—RubyGemsNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Acoustid API vs RubyGems: common questions

Which is more reliable, Acoustid API or RubyGems?

On our scheduled checks, RubyGems leads on measured uptime — Acoustid API at —% versus RubyGems 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 Acoustid API and RubyGems need an API key?

RubyGems needs no key, while Acoustid API requires a free API key. If you want to start calling without signup, reach for RubyGems first.

Can I call Acoustid API and RubyGems from the browser?

Yes — both Acoustid API and RubyGems send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Acoustid API and RubyGems free for commercial use?

Acoustid API has unclear commercial terms, and RubyGems 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.