Update a product variant
Updates mutable fields on a variant: sku, list_price, cost, weight,
barcode, is_active, and metadata. Option value assignments may also be updated
provided the new combination is unique within the parent product. Returns 404 if the
variant does not belong to the specified product. Requires products:write scope.
Authorizations
API key issued per entity via Settings > Developers > API Keys.
Each key carries scopes (e.g. orders:read, products:write).
Bearer token format: Authorization: Bearer ark_live_ent_Test keys use ark_test_ent_. Both are issued per entity
via Settings > Developers > API Keys.
Headers
Client-generated unique key for idempotent POST/PATCH/DELETE operations. Alias for the Idempotency parameter. Max 255 chars. On retry with the same key, the original response is returned without re-executing the operation. Keys expire after 24 hours.
255Body
The body is of type object.
Response
Updated variant
The response is of type object.

