Mockaroo vs Vector Express v2.0
Same instrument, two spec sheets — measured, not claimed.
Mockaroo vs Vector Express v2.0: common questions
Which is more reliable, Mockaroo or Vector Express v2.0?
Both are neck-and-neck — Mockaroo and Vector Express v2.0 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, Mockaroo or Vector Express v2.0?
Mockaroo has the lower median latency in our checks — Mockaroo responds in 529 ms versus Vector Express v2.0 at 613 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 Mockaroo and Vector Express v2.0 need an API key?
Vector Express v2.0 needs no key, while Mockaroo requires a free API key. If you want to start calling without signup, reach for Vector Express v2.0 first.
Can I call Mockaroo and Vector Express v2.0 from the browser?
Only Mockaroo is browser-friendly — it returns CORS headers over HTTPS. Vector Express v2.0 needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Mockaroo and Vector Express v2.0 free for commercial use?
Mockaroo has unclear commercial terms, and Vector Express v2.0 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.