Countries represent geographic nations. They are used for filtering works by author affiliation country, and for understanding the geographic distribution of research.Documentation Index
Fetch the complete documentation index at: https://developers.openalex.org/llms.txt
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Filter, sort, and group_by fields
The API supports filtering, sorting, and grouping on countries fields. See Filtering, Sorting, and Grouping for syntax. Fields marked (deprecated) are.search filters — use the search parameter instead.
| Field | Sort | Group_by | Filter |
|---|---|---|---|
cited_by_count | ✓ | ✓ | ✓ |
default.search (deprecated) | ✓ | ||
display_name | ✓ | ✓ | |
display_name.search (deprecated) | ✓ | ||
from_created_date | ✓ | ✓ | |
id | ✓ | ✓ | ✓ |
works_count | ✓ | ✓ | ✓ |