NPPES vs Open Food Facts
Same instrument, two spec sheets — measured, not claimed.
NPPES vs Open Food Facts: common questions
Which is more reliable, NPPES or Open Food Facts?
On our scheduled checks, Open Food Facts leads on measured uptime — NPPES at —% versus Open Food Facts 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 NPPES and Open Food Facts need an API key?
Neither needs a paid key — NPPES is callable with no signup, and Open Food Facts is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call NPPES and Open Food Facts from the browser?
Only Open Food Facts is browser-friendly — it returns CORS headers over HTTPS. NPPES needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are NPPES and Open Food Facts free for commercial use?
NPPES allows commercial use on its free tier, and Open Food Facts 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.