GET /assay
Summary: List assays
Operation ID: listAssays
Auth: unknown
Operation ID: listAssays
Auth: unknown
Description
Returns assay data including descriptions, types, and relationships to targets.
Parameters (3)
limit
(integer, query, optional, default: 20)
Number of results per page
offset
(integer, query, optional)
Offset for pagination
target_chembl_id
(string, query, optional)
Filter by target ChEMBL ID
Examples (3)
| Title | Type | URL | Action |
|---|---|---|---|
| List first 20 assays (default pagination) | curl |
https://www.ebi.ac.uk/chembl/api/data/assay |
|
| List first 10 assays with custom limit | curl |
https://www.ebi.ac.uk/chembl/api/data/assay?limit=10 |
|
| List assays 21-30 with offset pagination | curl |
https://www.ebi.ac.uk/chembl/api/data/assay?limit=10&offset=20 |
Probe History
Status Codes
| Time | Status | Latency | Size |
|---|---|---|---|
| 2026-03-23 10:15:52.414799 | 200 | 294ms | |
| 2026-03-23 09:41:18.925298 | 200 | 337ms | |
| 2026-03-23 09:23:53.436893 | 200 | 457ms |
Response Changes
| When | Old | New |
|---|---|---|
| 2026-03-23 09:41:18.925298 | ac38e688dc15 |
eecfc8ac589f |
| 2026-03-23 10:15:52.414799 | eecfc8ac589f |
83ac9b3fdd84 |