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POST
/
admin
/
products
/
{id}
/
variants
/
{variant_id}
curl -X POST 'http://localhost:9000/admin/products/prod_01HXYZABCDEF/variants/variant_01HXYZABCDEF' \
  -H 'Authorization: Bearer <token>' \
  -H 'Content-Type: application/json' \
  -d '{"sku": "LS-M-2026"}'

{
  "product": {
    "id": "prod_01HXYZABCDEF",
    "title": "Linen Shirt",
    "variants": [
      { "id": "variant_01HXYZABCDEF", "title": "M", "sku": "LS-M-2026" }
    ]
  }
}
Updates the variant and returns the parent product.

​
Path parameters

​
id
string
required
The product’s ID.
​
variant_id
string
required
The variant’s ID.

​
Body parameters

​
title
string
Variant title.
​
sku
string
Variant SKU.
​
ean
string
Variant EAN.
​
upc
string
Variant UPC.
​
isbn
string
Variant ISBN.
​
asin
string
Variant ASIN.
​
gtin
string
Variant GTIN.
​
barcode
string
Variant barcode.
​
hs_code
string
Harmonized System code.
​
mid_code
string
Manufacturer identification code.
​
thumbnail
string
URL of the variant thumbnail.
​
variant_rank
number
Sort rank of the variant.
​
weight
number
Variant weight.
​
length
number
Variant length.
​
height
number
Variant height.
​
width
number
Variant width.
​
origin_country
string
Country of origin.
​
material
string
Variant material.
​
prices
object[]
Variant prices.
​
options
object
Map of option title to option value.
​
metadata
object
Custom key-value data.
​
additional_data
object
Custom data passed to workflow hooks.

​
Response

​
product
object
curl -X POST 'http://localhost:9000/admin/products/prod_01HXYZABCDEF/variants/variant_01HXYZABCDEF' \
  -H 'Authorization: Bearer <token>' \
  -H 'Content-Type: application/json' \
  -d '{"sku": "LS-M-2026"}'

{
  "product": {
    "id": "prod_01HXYZABCDEF",
    "title": "Linen Shirt",
    "variants": [
      { "id": "variant_01HXYZABCDEF", "title": "M", "sku": "LS-M-2026" }
    ]
  }
}