Lichess vs Psychonauts API
Same instrument, two spec sheets — measured, not claimed.
Lichess vs Psychonauts API: common questions
Which is more reliable, Lichess or Psychonauts API?
On our scheduled checks, Psychonauts API leads on measured uptime — Lichess at 95.5% versus Psychonauts API at 98.9% 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, Lichess or Psychonauts API?
Lichess has the lower median latency in our checks — Lichess responds in 240 ms versus Psychonauts API at 2855 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 Lichess and Psychonauts API need an API key?
Neither needs a paid key — Lichess is callable with no signup, and Psychonauts API is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call Lichess and Psychonauts API from the browser?
Only Lichess is browser-friendly — it returns CORS headers over HTTPS. Psychonauts API needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Lichess and Psychonauts API free for commercial use?
Lichess has unclear commercial terms, and Psychonauts API 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.