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NASA APOD vs Strictly Better API

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

APINASA APODHEALTHY—Strictly Better APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licensePublic domain (US Gov)Unverified
Free tier1,000 req/hour with free keyFree — limits not published
Rate limitDEMO_KEY: 30/hour, 50/dayUnpublished
In directory since2026-05-022026-07-05
operationalpartialdownno data

NASA APOD vs Strictly Better API: common questions

Which is more reliable, NASA APOD or Strictly Better API?

On our scheduled checks, Strictly Better API leads on measured uptime — NASA APOD at —% versus Strictly Better API 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 NASA APOD and Strictly Better API need an API key?

Strictly Better API needs no key, while NASA APOD requires a free API key. If you want to start calling without signup, reach for Strictly Better API first.

Can I call NASA APOD and Strictly Better API from the browser?

Yes — both NASA APOD and Strictly Better API 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 NASA APOD and Strictly Better API free for commercial use?

NASA APOD allows commercial use on its free tier, and Strictly Better API 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.