Raider vs Zelda
Same instrument, two spec sheets — measured, not claimed.
Raider vs Zelda: common questions
Which is more reliable, Raider or Zelda?
On our scheduled checks, Zelda leads on measured uptime — Raider at 98.9% versus Zelda 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, Raider or Zelda?
Raider has the lower median latency in our checks — Raider responds in 140 ms versus Zelda at 874 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 Raider and Zelda need an API key?
Neither needs a paid key — Raider is callable with no signup, and Zelda is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call Raider and Zelda from the browser?
Yes — both Raider and Zelda 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 Raider and Zelda free for commercial use?
Raider has unclear commercial terms, and Zelda 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.