GET /concepts
Summary: Search concepts
Operation ID: searchConcepts
Auth: unknown
Operation ID: searchConcepts
Auth: unknown
Description
Search for concepts (topics, fields of study) with optional query parameters.
Parameters (3)
page
(integer, query, optional, default: 1)
Page number for pagination
per_page
(integer, query, optional, default: 25)
Number of results per page (max 200)
Constraints: {'maximum': 200}
search
(string, query, optional)
Free text search query
Examples (3)
| Title | Type | URL | Action |
|---|---|---|---|
| Search for artificial intelligence concepts | curl |
https://api.openalex.org/concepts?search=artificial+intelligence |
|
| Paginated search for biology concepts | curl |
https://api.openalex.org/concepts?search=biology&page=2&per_page=10 |
|
| Search for computer science with default pagination | curl |
https://api.openalex.org/concepts?search=computer+science&per_page=50 |
Probe History
Status Codes
| Time | Status | Latency | Size |
|---|---|---|---|
| 2026-03-23 11:17:31.384680 | 200 | 4958ms | |
| 2026-03-23 09:31:57.849672 | 200 | 1028ms | |
| 2026-03-23 09:30:50.634119 | 200 | 5780ms |
Response Changes
| When | Old | New |
|---|---|---|
| 2026-03-23 09:31:57.849672 | 713120292442 |
02706cafe1b0 |
| 2026-03-23 11:17:31.384680 | 02706cafe1b0 |
20cd29686e40 |