NASA APOD vs SHARE

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

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 SHARE: common questions

Which is more reliable, NASA APOD or SHARE?

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

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

Can I call NASA APOD and SHARE from the browser?

Yes — both NASA APOD and SHARE 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 SHARE free for commercial use?

NASA APOD allows commercial use on its free tier, and SHARE 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.