CheapShark vs SpaceTradersAPI

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

Uptime · 30d
Uptime · 90d95.1%100%
Uptime · 30d96.7%100%
P50 · ms1975946
P95 · ms48941972
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — no keyFree tier — key may be required
Rate limitUnpublishedRetry-After: 1s
In directory since2026-07-052026-07-05
operationalpartialdownno data

CheapShark vs SpaceTradersAPI: common questions

Which is more reliable, CheapShark or SpaceTradersAPI?

On our scheduled checks, SpaceTradersAPI leads on measured uptime — CheapShark at 95.1% versus SpaceTradersAPI 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, CheapShark or SpaceTradersAPI?

SpaceTradersAPI has the lower median latency in our checks — CheapShark responds in 1975 ms versus SpaceTradersAPI at 946 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 CheapShark and SpaceTradersAPI need an API key?

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

Can I call CheapShark and SpaceTradersAPI from the browser?

Yes — both CheapShark and SpaceTradersAPI 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 CheapShark and SpaceTradersAPI free for commercial use?

CheapShark has unclear commercial terms, and SpaceTradersAPI 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.