CiteSeerX vs OpenAlex

CiteSeerX plans

No prices published.

OpenAlex plans

• FreeFree
• Pay as you go$1, paid once
• Member$5,000 a year
• Member+$10,000 a year
• Partner$20,000 a year

Pick CiteSeerX if…

You want what its maker publishes above — check its page for the details.

Pick OpenAlex if…

OpenAlex suits researchers and developers who need a broad research catalog, API access, or bulk data downloads. Teams using its unsanitized external text fields should follow its guidance to escape output and apply OWASP XSS-prevention practices.