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Hunter vs OOPSpam

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

APIHunterHEALTHY96OOPSpamHEALTHY98
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms362217
P95 · ms859360
AuthapiKeynone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree — limits not published
Rate limitUnpublished1000 req/window · 999 remaining
In directory since2026-07-052026-07-05
operationalpartialdownno data

Hunter vs OOPSpam: common questions

Which is more reliable, Hunter or OOPSpam?

Both are neck-and-neck — Hunter and OOPSpam 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, Hunter or OOPSpam?

OOPSpam has the lower median latency in our checks — Hunter responds in 362 ms versus OOPSpam at 217 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 Hunter and OOPSpam need an API key?

OOPSpam needs no key, while Hunter requires a free API key. If you want to start calling without signup, reach for OOPSpam first.

Can I call Hunter and OOPSpam from the browser?

Neither sends browser-friendly CORS headers reliably, so call Hunter and OOPSpam from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Hunter and OOPSpam free for commercial use?

Hunter has unclear commercial terms, and OOPSpam 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.