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Jumpseller API vs VulDB

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

APIJumpseller APIHEALTHY93VulDBHEALTHY95
Uptime · 30d
Uptime · 90d98.9%98.9%
Uptime · 30d98.3%100%
P50 · ms304283
P95 · ms20061051
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Jumpseller API vs VulDB: common questions

Which is more reliable, Jumpseller API or VulDB?

Both are neck-and-neck — Jumpseller API and VulDB each measure 98.9% 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, Jumpseller API or VulDB?

VulDB has the lower median latency in our checks — Jumpseller API responds in 304 ms versus VulDB at 283 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 Jumpseller API and VulDB need an API key?

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

Can I call Jumpseller API and VulDB from the browser?

Yes — both Jumpseller API and VulDB 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 Jumpseller API and VulDB free for commercial use?

Jumpseller API has unclear commercial terms, and VulDB 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.