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Get lists of concepts

You can get lists of concepts:
Get all concepts in OpenAlex
https://api.openalex.org/concepts​
Which returns a response like this:
{
    "meta": {
        "count": 65073,
        "db_response_time_ms": 26,
        "page": 1,
        "per_page": 25
    },
    "results": [
        {
            "id": "https://openalex.org/C41008148",
            "wikidata": "https://www.wikidata.org/wiki/Q21198",
            "display_name": "Computer science",
            // more fields (removed to save space)
        },
        {
            "id": "https://openalex.org/C71924100",
            "wikidata": "https://www.wikidata.org/wiki/Q11190",
            "display_name": "Medicine",
            // more fields (removed to save space)
        },
        // more results (removed to save space)
    ],
    "group_by": []
}
Page and sort concepts
By default we return 25 results per page. You can change this default and page through concepts with the per-page and page parameters:
Get the second page of concepts results, with 50 results returned per page
https://api.openalex.org/concepts?per-page=50&page=2​
You also can sort results with the sort parameter:
Sort concepts by cited by count, descending
https://api.openalex.org/concepts?sort=cited_by_count:desc​
Continue on to learn how you can filter and search lists of concepts.
Sample concepts
You can use sample to get a random batch of concepts. Read more about sampling and how to add a seed value here.
Get 10 random concepts
https://api.openalex.org/concepts?sample=10​
Select fields
You can use select to limit the fields that are returned in a list of concepts. More details are here.
Display only the id, display_name, and description within concepts results
https://api.openalex.org/concepts?select=id,display_name,description​

Get a single concept

Filter concepts

Last modified 9mo ago