ReSmush.it vs SWAPI

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

Uptime · 30d
Uptime · 90d100%66.7%
Uptime · 30d100%43.3%
P50 · ms462483
P95 · ms29011451
Authnonenone
CORSyesyes
HTTPSnoyes
Card requirednono
Commercial useunclearunclear
Data licenseN/A — optimization service, not a datasetUnverified
Free tierFree; per-image size cap applies (see docs)Free — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

ReSmush.it vs SWAPI: common questions

Which is more reliable, ReSmush.it or SWAPI?

On our scheduled checks, ReSmush.it leads on measured uptime — ReSmush.it at 100% versus SWAPI at 66.7% 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, ReSmush.it or SWAPI?

ReSmush.it has the lower median latency in our checks — ReSmush.it responds in 462 ms versus SWAPI at 483 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 ReSmush.it and SWAPI need an API key?

Neither needs a paid key — ReSmush.it is callable with no signup, and SWAPI is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call ReSmush.it and SWAPI from the browser?

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

Are ReSmush.it and SWAPI free for commercial use?

ReSmush.it has unclear commercial terms, and SWAPI 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.