SampleAPIs vs Vector Express v2.0
Same instrument, two spec sheets — measured, not claimed.
SampleAPIs vs Vector Express v2.0: common questions
Which is more reliable, SampleAPIs or Vector Express v2.0?
On our scheduled checks, Vector Express v2.0 leads on measured uptime — SampleAPIs at 99.44% versus Vector Express v2.0 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, SampleAPIs or Vector Express v2.0?
SampleAPIs has the lower median latency in our checks — SampleAPIs responds in 347 ms versus Vector Express v2.0 at 383 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 SampleAPIs and Vector Express v2.0 need an API key?
Neither needs a paid key — SampleAPIs is callable with no signup, and Vector Express v2.0 is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call SampleAPIs and Vector Express v2.0 from the browser?
Only SampleAPIs 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 SampleAPIs and Vector Express v2.0 free for commercial use?
SampleAPIs 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.