GET /v1/units/:unit Public

Get metadata for a single unit

Returns full metadata for one canonical unit identifier or accepted unambiguous alias.

Prefer a language client when available: JavaScript / TypeScript, Python, or PHP (Laravel). Samples on this page stay raw HTTP so they match the OpenAPI contract.

Parameters

Name	Type	Required	Description
`unit`	string	Yes	Canonical unit id or unambiguous alias (path)

Possible errors

UNKNOWN_UNIT · AMBIGUOUS_UNIT · INVALID_REQUEST · RATE_LIMIT_EXCEEDED

All endpoints · Error reference

cURL

curl "https://api.unifyunits.com/v1/units/kg"

Response 200

json

{
  "data": {
    "id": "kg",
    "name": "Kilogram",
    "category": "mass",
    "aliases": ["kilograms", "kilo", "kilos"],
    "verification": "legacy",
    "factor": "1"
  }
}