The Guardian vs Zenodo
Same instrument, two spec sheets — measured, not claimed.
The Guardian vs Zenodo: common questions
Which is more reliable, The Guardian or Zenodo?
On our scheduled checks, Zenodo leads on measured uptime — The Guardian at —% versus Zenodo 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 The Guardian and Zenodo need an API key?
Zenodo needs no key, while The Guardian requires a free API key. If you want to start calling without signup, reach for Zenodo first.
Can I call The Guardian and Zenodo from the browser?
Yes — both The Guardian 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 The Guardian and Zenodo free for commercial use?
The Guardian 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.