GLEIF LEI API vs Warnely

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

Uptime · 30d
Uptime · 90d100%90.2%
Uptime · 30d100%83.3%
P50 · ms1052334
P95 · ms24721375
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublished100 req/window · 99 remaining · resets 60
In directory since2026-07-052026-07-05
operationalpartialdownno data

GLEIF LEI API vs Warnely: common questions

Which is more reliable, GLEIF LEI API or Warnely?

On our scheduled checks, GLEIF LEI API leads on measured uptime — GLEIF LEI API at 100% versus Warnely at 90.2% 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, GLEIF LEI API or Warnely?

Warnely has the lower median latency in our checks — GLEIF LEI API responds in 1052 ms versus Warnely at 334 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 GLEIF LEI API and Warnely need an API key?

Neither needs a paid key — GLEIF LEI API is callable with no signup, and Warnely is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call GLEIF LEI API and Warnely from the browser?

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

Are GLEIF LEI API and Warnely free for commercial use?

GLEIF LEI API has unclear commercial terms, and Warnely 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.