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Lowy Asia Power Index vs Photon API

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

APILowy Asia Power IndexHEALTHY92Photon APIHEALTHY91
Uptime · 30d
Uptime · 90d100%99.02%
Uptime · 30d100%98.3%
P50 · ms558710
P95 · ms23191598
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified (Lowy Institute research)Unverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Lowy Asia Power Index vs Photon API: common questions

Which is more reliable, Lowy Asia Power Index or Photon API?

On our scheduled checks, Lowy Asia Power Index leads on measured uptime — Lowy Asia Power Index at 100% versus Photon API at 99.02% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, Lowy Asia Power Index or Photon API?

Lowy Asia Power Index has the lower median latency in our checks — Lowy Asia Power Index responds in 558 ms versus Photon API at 710 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 Lowy Asia Power Index and Photon API need an API key?

Neither needs a paid key — Lowy Asia Power Index is callable with no signup, and Photon API is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Lowy Asia Power Index and Photon API from the browser?

Only Photon API is browser-friendly — it returns CORS headers over HTTPS. Lowy Asia Power Index needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Lowy Asia Power Index and Photon API free for commercial use?

Lowy Asia Power Index has unclear commercial terms, and Photon API 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.