Watchmode vs xColors

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms554642
P95 · ms10501161
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseWatchmode termsUnverified
Free tierFree — 1,000 req/monthFree — limits not published
Rate limit1,000 req/month (free tier)Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Watchmode vs xColors: common questions

Which is more reliable, Watchmode or xColors?

Both are neck-and-neck — Watchmode and xColors 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, Watchmode or xColors?

Watchmode has the lower median latency in our checks — Watchmode responds in 554 ms versus xColors at 642 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 Watchmode and xColors need an API key?

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

Can I call Watchmode and xColors from the browser?

Yes — both Watchmode and xColors send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Watchmode and xColors free for commercial use?

Watchmode has unclear commercial terms, and xColors 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.