FEC vs OpenMercantil
Same instrument, two spec sheets — measured, not claimed.
FEC vs OpenMercantil: common questions
Which is more reliable, FEC or OpenMercantil?
On our scheduled checks, FEC leads on measured uptime — FEC at 99.02% versus OpenMercantil at 93.1% 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, FEC or OpenMercantil?
OpenMercantil has the lower median latency in our checks — FEC responds in 1602 ms versus OpenMercantil at 116 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 FEC and OpenMercantil need an API key?
OpenMercantil needs no key, while FEC requires a free API key. If you want to start calling without signup, reach for OpenMercantil first.
Can I call FEC and OpenMercantil from the browser?
Yes — both FEC and OpenMercantil 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 FEC and OpenMercantil free for commercial use?
FEC has unclear commercial terms, and OpenMercantil 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.