GET /domains/{id}

openalex.org:openalex-api

Summary: Get a single domain
Operation ID: getDomain
Auth: unknown
Description

Retrieve a single domain by its ID (1-4).

Parameters (3)

api_key (string, query, required)

Your OpenAlex API key (required). Get a free key at https://openalex.org/settings/api

id (string, path, required)

Domain ID (1-4)

select (string, query, optional)

Comma-separated list of fields to return. Reduces response size. Example: `select=id,display_name,cited_by_count`

Examples (1)

TitleTypeURLAction
Get a single domain openapi-spec https://api.openalex.org/domains/1

Probe History

Latency

Status Codes

TimeStatusLatencySize
2026-03-23 10:36:25.936890 200 230ms