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Bitbucket Cloud API vs Datamuse

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

APIBitbucket Cloud APIHEALTHY89DatamuseHEALTHY94
Uptime · 30d
Uptime · 90d100%92.2%
Uptime · 30d100%86.7%
P50 · ms783180
P95 · ms1606926
AuthapiKeynone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limit60, 60;w=3600 req/window · 59 remaining · resets 2635Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Bitbucket Cloud API vs Datamuse: common questions

Which is more reliable, Bitbucket Cloud API or Datamuse?

On our scheduled checks, Bitbucket Cloud API leads on measured uptime — Bitbucket Cloud API at 100% versus Datamuse at 92.2% 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, Bitbucket Cloud API or Datamuse?

Datamuse has the lower median latency in our checks — Bitbucket Cloud API responds in 783 ms versus Datamuse at 180 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 Bitbucket Cloud API and Datamuse need an API key?

Datamuse needs no key, while Bitbucket Cloud API requires a free API key. If you want to start calling without signup, reach for Datamuse first.

Can I call Bitbucket Cloud API and Datamuse from the browser?

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

Are Bitbucket Cloud API and Datamuse free for commercial use?

Bitbucket Cloud API has unclear commercial terms, and Datamuse 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.