shipapis
StarSubmit an APISubmit API

ItsThisForThat vs SEO Score

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

APIItsThisForThatHEALTHY98SEO ScoreHEALTHY91
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms242634
P95 · ms5551704
AuthnoneapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublished (docs ask you not to hammer it)Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

ItsThisForThat vs SEO Score: common questions

Which is more reliable, ItsThisForThat or SEO Score?

Both are neck-and-neck — ItsThisForThat and SEO Score 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, ItsThisForThat or SEO Score?

ItsThisForThat has the lower median latency in our checks — ItsThisForThat responds in 242 ms versus SEO Score at 634 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 ItsThisForThat and SEO Score need an API key?

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

Can I call ItsThisForThat and SEO Score from the browser?

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

Are ItsThisForThat and SEO Score free for commercial use?

ItsThisForThat has unclear commercial terms, and SEO Score 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.