GET /target

ac.uk:chembl-api

Summary: Search targets
Operation ID: searchTargets
Auth: unknown
Description

Search for targets with optional filters.

Parameters (5)

limit (integer, query, optional, default: 20)

Maximum number of results

organism (string, query, optional)

Filter by organism

pref_name__icontains (string, query, optional)

Filter by preferred name

target_chembl_id__in (string, query, optional)

Filter by ChEMBL IDs

target_type (string, query, optional)

Filter by target type

Constraints: {'enum': ['SINGLE PROTEIN', 'PROTEIN FAMILY', 'PROTEIN COMPLEX', 'PROTEIN COMPLEX GROUP', 'SELECTIVITY GROUP', 'NUCLEIC ACID', 'MACROMOLECULAR COMPLEX', 'CELL-LINE', 'TISSUE', 'ORGANISM', 'UNKNOWN', 'UNCLASSIFIED']}

Examples (4)

TitleTypeURLAction
List first 20 targets (default) curl https://www.ebi.ac.uk/chembl/api/data/target
List targets with custom limit curl https://www.ebi.ac.uk/chembl/api/data/target?limit=50
Paginated targets with offset curl https://www.ebi.ac.uk/chembl/api/data/target?limit=20&offset=20
Search targets openapi-spec https://www.ebi.ac.uk/chembl/api/data/target?organism=Homo sapiens

Probe History

Latency

Status Codes

TimeStatusLatencySize
2026-03-23 10:44:30.407764 200 1775ms 0.5MB
2026-03-23 10:25:45.268279 200 2125ms 0.8MB
2026-03-23 09:35:26.516356 200 1762ms
2026-03-23 09:27:32.389085 200 2441ms 0.5MB

Response Changes

WhenOldNew
2026-03-23 09:35:26.516356 b89ac2605ba9 de5de4641459
2026-03-23 10:25:45.268279 de5de4641459 3c9d9a17e36a
2026-03-23 10:44:30.407764 3c9d9a17e36a ac424a5333ab