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- 1OpenAlex offers free API for scholarly query guides●Guides to setting up OpenAlex queries are listed below. You can get a free API key for it and using the API burns up you
OpenAlex, the open scholarly metadata catalogue, is being shared among researchers as a way to query publication data more efficiently. Users note the service provides a free API key, and that API queries consume only about a tenth of the daily usage quota compared with running the same search through the web interface. Guides to setting up queries with OpenAlex Query Language are circulating to help people get started.