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Minor Planet Center vs World Bank

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

APIMinor Planet CenterNEW—World BankNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSnoyes
Card requirednono
Commercial useunclearyes
Data licenseUnverified (data derived from JPL/MPC)CC BY 4.0
Free tierFree — limits not publishedFree — no API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Minor Planet Center vs World Bank: common questions

Which is more reliable, Minor Planet Center or World Bank?

On our scheduled checks, World Bank leads on measured uptime — Minor Planet Center at —% versus World Bank 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 Minor Planet Center and World Bank need an API key?

Neither needs a paid key — Minor Planet Center is callable with no signup, and World Bank is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Minor Planet Center and World Bank from the browser?

Only World Bank is browser-friendly — it returns CORS headers over HTTPS. Minor Planet Center needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Minor Planet Center and World Bank free for commercial use?

Minor Planet Center has unclear commercial terms, and World Bank allows commercial use on its free tier. 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.