World News API vs Open Library

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedMixed — mostly open
Free tierFree — 50 API points/dayUnlimited within courtesy limits
Rate limit50 points/day on free planSoft — identified UA appreciated
In directory since2026-07-052026-05-02
operationalpartialdownno data

World News API vs Open Library: common questions

Which is more reliable, World News API or Open Library?

On our scheduled checks, Open Library leads on measured uptime — World News API at —% versus Open Library 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 World News API and Open Library need an API key?

Open Library needs no key, while World News API requires a free API key. If you want to start calling without signup, reach for Open Library first.

Can I call World News API and Open Library from the browser?

Yes — both World News API and Open Library 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 World News API and Open Library free for commercial use?

World News API has unclear commercial terms, and Open Library 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.