ElonMuskAPI vs REST Countries

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms452274
P95 · ms11441520
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedMPL-2.0
Free tierFree — limits not publishedUnlimited
Rate limitUnpublishedNone published
In directory since2026-07-052026-05-02
operationalpartialdownno data

ElonMuskAPI vs REST Countries: common questions

Which is more reliable, ElonMuskAPI or REST Countries?

Both are neck-and-neck — ElonMuskAPI and REST Countries each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, ElonMuskAPI or REST Countries?

REST Countries has the lower median latency in our checks — ElonMuskAPI responds in 452 ms versus REST Countries at 274 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do ElonMuskAPI and REST Countries need an API key?

Neither needs a paid key — ElonMuskAPI is callable with no signup, and REST Countries is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call ElonMuskAPI and REST Countries from the browser?

Only REST Countries is browser-friendly — it returns CORS headers over HTTPS. ElonMuskAPI needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are ElonMuskAPI and REST Countries free for commercial use?

ElonMuskAPI has unclear commercial terms, and REST Countries 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.