Datamuse vs Invokely

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

Uptime · 30d
Uptime · 90d37.1%100%
Uptime · 30d0.0%100%
P50 · ms160227
P95 · ms926245
AuthnoneapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified
Free tierFree — limits not published
Rate limitUnpublished
In directory since2026-07-052026-10-12
operationalpartialdownno data

Datamuse vs Invokely: common questions

Which is more reliable, Datamuse or Invokely?

On our scheduled checks, Invokely leads on measured uptime — Datamuse at 37.1% versus Invokely at 100% 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, Datamuse or Invokely?

Datamuse has the lower median latency in our checks — Datamuse responds in 160 ms versus Invokely at 227 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 Datamuse and Invokely need an API key?

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

Can I call Datamuse and Invokely from the browser?

Only Invokely 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 Datamuse and Invokely free for commercial use?

Datamuse has unclear commercial terms, and Invokely 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.