OpenSanctions vs Zenodo
Same instrument, two spec sheets — measured, not claimed.
OpenSanctions vs Zenodo: common questions
Which is more reliable, OpenSanctions or Zenodo?
On our scheduled checks, OpenSanctions leads on measured uptime — OpenSanctions at 100% versus Zenodo at 99.02% 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, OpenSanctions or Zenodo?
OpenSanctions has the lower median latency in our checks — OpenSanctions responds in 387 ms versus Zenodo at 1698 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 OpenSanctions and Zenodo need an API key?
Neither needs a paid key — OpenSanctions is callable with no signup, and Zenodo is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call OpenSanctions and Zenodo from the browser?
Yes — both OpenSanctions and Zenodo 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 OpenSanctions and Zenodo free for commercial use?
OpenSanctions has unclear commercial terms, and Zenodo 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.