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ReSmush.it vs SWAPI

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

APIReSmush.itHEALTHY93SWAPIHEALTHY91
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms462541
P95 · ms2901974
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 limitUnpublished100 req/window · 99 remaining · resets 1783512035
In directory since2026-07-052026-07-05
operationalpartialdownno data

ReSmush.it vs SWAPI: common questions

Which is more reliable, ReSmush.it or SWAPI?

Both are neck-and-neck — ReSmush.it and SWAPI 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, ReSmush.it or SWAPI?

ReSmush.it has the lower median latency in our checks — ReSmush.it responds in 462 ms versus SWAPI at 541 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.