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BuyWhere vs CheapShark API

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

APIBuyWhereHEALTHY86CheapShark APIHEALTHY88
Uptime · 30d
Uptime · 90d99.02%99.02%
Uptime · 30d100%98.3%
P50 · ms440804
P95 · ms19012483
AuthapiKeynone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

BuyWhere vs CheapShark API: common questions

Which is more reliable, BuyWhere or CheapShark API?

Both are neck-and-neck — BuyWhere and CheapShark API each measure 99.02% 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, BuyWhere or CheapShark API?

BuyWhere has the lower median latency in our checks — BuyWhere responds in 440 ms versus CheapShark API at 804 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 BuyWhere and CheapShark API need an API key?

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

Can I call BuyWhere and CheapShark API from the browser?

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

Are BuyWhere and CheapShark API free for commercial use?

BuyWhere has unclear commercial terms, and CheapShark API 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.