Last updated
Last updated
is a fully open catalog of the global research system. It's named after the and made by the nonprofit .
This is the technical documentation for OpenAlex, including the and the . Here, you can learn how to set up your code to access OpenAlex's data. If you want to explore the data as a human, you may be more interested in .
OpenAlex is:
Big — We have about twice the coverage of the other services, and have significantly better coverage of non-English works and works from the Global South.
Easy — Our service is fast, modern, and well-documented.
Open — Our complete dataset is free under the CC0 license, which allows for transparency and reuse.
Priem, J., Piwowar, H., & Orr, R. (2022). OpenAlex: A fully-open index of scholarly works, authors, venues, institutions, and concepts. ArXiv. https://arxiv.org/abs/2205.01833
The OpenAlex dataset describes scholarly and how those entities are connected to each other. Types of entities include , , , , , , and .
Together, these make a huge web (or more technically, heterogeneous directed ) of hundreds of millions of entities and billions of connections between them all.
Learn more at our general help center article:
We offer a fast, modern REST API to get OpenAlex data programmatically. It's free and requires no authentication. The daily limit for API calls is 100,000 requests per user per day. For best performance, to all API requests, like mailto=example@domain.com.
There is also a complete database snapshot available to download.
The API has a limit of 100,000 calls per day, and the snapshot is updated monthly. If you need a higher limit, or more frequent updates, please look into
The web interface for OpenAlex, built directly on top of the API, is the quickest and easiest way to .
OpenAlex offers an open replacement for industry-standard scientific knowledge bases like Elsevier's Scopus and Clarivate's Web of Science. these paywalled services, OpenAlex offers significant advantages in terms of inclusivity, affordability, and avaliability.
Many people and organizations have already found great value using OpenAlex. Have a look at the to hear what they've said!
For tech support and bug reports, please visit our . You can also join the , and follow us on and .
If you use OpenAlex in research, please cite :
