Hoppscotch vs Pythonium

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms552855
P95 · ms25191794
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Hoppscotch vs Pythonium: common questions

Which is more reliable, Hoppscotch or Pythonium?

Both are neck-and-neck — Hoppscotch and Pythonium each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Hoppscotch or Pythonium?

Hoppscotch has the lower median latency in our checks — Hoppscotch responds in 552 ms versus Pythonium at 855 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 Hoppscotch and Pythonium need an API key?

Neither needs a paid key — Hoppscotch is callable with no signup, and Pythonium is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Hoppscotch and Pythonium from the browser?

Only Hoppscotch is browser-friendly — it returns CORS headers over HTTPS. Pythonium needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Hoppscotch and Pythonium free for commercial use?

Hoppscotch has unclear commercial terms, and Pythonium 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.