Serialif Color vs SiteIntel

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

Uptime · 30d
Uptime · 90d35.3%100%
Uptime · 30d36.7%100%
P50 · ms16801005
P95 · ms38863849
AuthnoneapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Serialif Color vs SiteIntel: common questions

Which is more reliable, Serialif Color or SiteIntel?

On our scheduled checks, SiteIntel leads on measured uptime — Serialif Color at 35.3% versus SiteIntel at 100% 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, Serialif Color or SiteIntel?

SiteIntel has the lower median latency in our checks — Serialif Color responds in 1680 ms versus SiteIntel at 1005 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 Serialif Color and SiteIntel need an API key?

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

Can I call Serialif Color and SiteIntel from the browser?

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

Are Serialif Color and SiteIntel free for commercial use?

Serialif Color has unclear commercial terms, and SiteIntel 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.