EPA vs OpenMercantil
Same instrument, two spec sheets — measured, not claimed.
EPA vs OpenMercantil: common questions
Which is more reliable, EPA or OpenMercantil?
On our scheduled checks, OpenMercantil leads on measured uptime — EPA at —% versus OpenMercantil at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Do EPA and OpenMercantil need an API key?
Neither needs a paid key — EPA is callable with no signup, and OpenMercantil is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call EPA and OpenMercantil from the browser?
Yes — both EPA 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 EPA and OpenMercantil free for commercial use?
EPA 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.