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apilayer aviationstack vs GraphHopper

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

APIapilayer aviationstackNEW—GraphHopperNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

apilayer aviationstack vs GraphHopper: common questions

Which is more reliable, apilayer aviationstack or GraphHopper?

On our scheduled checks, GraphHopper leads on measured uptime — apilayer aviationstack at —% versus GraphHopper 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 apilayer aviationstack and GraphHopper need an API key?

Both ask you to authenticate — apilayer aviationstack uses an API key and GraphHopper uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call apilayer aviationstack and GraphHopper from the browser?

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

Are apilayer aviationstack and GraphHopper free for commercial use?

apilayer aviationstack has unclear commercial terms, and GraphHopper 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.