Crawlee vs Spaceflight News
Same instrument, two spec sheets — measured, not claimed.
Crawlee vs Spaceflight News: common questions
Which is more reliable, Crawlee or Spaceflight News?
On our scheduled checks, Crawlee leads on measured uptime — Crawlee at 100% versus Spaceflight News at 95.1% 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, Crawlee or Spaceflight News?
Crawlee has the lower median latency in our checks — Crawlee responds in 480 ms versus Spaceflight News at 864 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 Crawlee and Spaceflight News need an API key?
Neither needs a paid key — Crawlee is callable with no signup, and Spaceflight News is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call Crawlee and Spaceflight News from the browser?
Only Spaceflight News is browser-friendly — it returns CORS headers over HTTPS. Crawlee needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Crawlee and Spaceflight News free for commercial use?
Crawlee has unclear commercial terms, and Spaceflight News 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.