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Gcore CDN vs Serialif Color

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

APIGcore CDNHEALTHY96Serialif ColorDYING42
Uptime · 30d
Uptime · 90d100%35.3%
Uptime · 30d100%36.7%
P50 · ms3621680
P95 · ms12213886
AuthapiKeynone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Gcore CDN vs Serialif Color: common questions

Which is more reliable, Gcore CDN or Serialif Color?

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

Gcore CDN has the lower median latency in our checks — Gcore CDN responds in 362 ms versus Serialif Color at 1680 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 Gcore CDN and Serialif Color need an API key?

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

Can I call Gcore CDN and Serialif Color from the browser?

Only Gcore CDN is browser-friendly — it returns CORS headers over HTTPS. Serialif Color needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Gcore CDN and Serialif Color free for commercial use?

Gcore CDN has unclear commercial terms, and Serialif Color 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.