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POST
/
units
/
byids
JavaScript SDK
const units = await client.units.retrieve([{ externalId: 'temperature:deg_c' }, { externalId: 'pressure:bar' }]);
{
  "items": [
    {
      "externalId": "temperature:deg_c",
      "name": "DEG_C",
      "longName": "degree Celsius",
      "symbol": "°C",
      "aliasNames": [
        "°C",
        "C",
        "deg C",
        "degC",
        "DegC"
      ],
      "quantity": "Temperature",
      "conversion": {
        "multiplier": 1,
        "offset": 273.15
      },
      "source": "qudt.org",
      "sourceReference": "http://qudt.org/vocab/unit/DEG_C"
    }
  ]
}

Documentation Index

Fetch the complete documentation index at: https://docs.cognite.com/llms.txt

Use this file to discover all available pages before exploring further.

Authorizations

​
Authorization
string
header
required

Access token issued by the CDF project's configured identity provider. Access token must be an OpenID Connect token, and the project must be configured to accept OpenID Connect tokens. Use a header key of 'Authorization' with a value of 'Bearer $accesstoken'. The token can be obtained through any flow supported by the identity provider.

Body

application/json
​
items
ExternalIdRef · object[]
required
​
ignoreUnknownIds
boolean | null
default:false

Ignore external IDs that are not found. If set to true, no error will be thrown if an external ID is not found.

Example:

false

Response

Response with a list of units

​
items
Unit · object[]
required
Last modified on June 2, 2026