GamerPower vs Lichess
Same instrument, two spec sheets — measured, not claimed.
GamerPower vs Lichess: common questions
Which is more reliable, GamerPower or Lichess?
On our scheduled checks, Lichess leads on measured uptime — GamerPower at —% versus Lichess at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Do GamerPower and Lichess need an API key?
Neither needs a paid key — GamerPower is callable with no signup, and Lichess is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call GamerPower and Lichess from the browser?
Yes — both GamerPower and Lichess 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 GamerPower and Lichess free for commercial use?
GamerPower has unclear commercial terms, and Lichess 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.