Abstract API vs PaperClean
Same instrument, two spec sheets — measured, not claimed.
Abstract API vs PaperClean: common questions
Which is more reliable, Abstract API or PaperClean?
On our scheduled checks, PaperClean leads on measured uptime — Abstract API at —% versus PaperClean 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 Abstract API and PaperClean need an API key?
Both ask you to authenticate — Abstract API uses an API key and PaperClean uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.
Can I call Abstract API and PaperClean from the browser?
Yes — both Abstract API and PaperClean 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 Abstract API and PaperClean free for commercial use?
Abstract API has unclear commercial terms, and PaperClean 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.