Keyvalue vs ReqRes
Same instrument, two spec sheets — measured, not claimed.
Keyvalue vs ReqRes: common questions
Which is more reliable, Keyvalue or ReqRes?
On our scheduled checks, ReqRes leads on measured uptime — Keyvalue at 86.3% versus ReqRes 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, Keyvalue or ReqRes?
ReqRes has the lower median latency in our checks — Keyvalue responds in 855 ms versus ReqRes at 256 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 Keyvalue and ReqRes need an API key?
Neither needs a paid key — Keyvalue is callable with no signup, and ReqRes is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call Keyvalue and ReqRes from the browser?
Only Keyvalue is browser-friendly — it returns CORS headers over HTTPS. ReqRes needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Keyvalue and ReqRes free for commercial use?
Keyvalue has unclear commercial terms, and ReqRes 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.