# Create an option value
> Add a value to a product option.
`POST /rest/api/option_values`
Creates a Option Value resource.
Creates a value on a [Product Option](/api/product-management/options/) - for example *Medium* on a *Size* option. Point it at the option with the `productOption` IRI.
> **Linking to an option**
>
> `productOption` is the IRI of the option this value belongs to, e.g. `/rest/api/product_options/{productOptionId}`. The value's `position` controls its order within that option.
## Headers
| Name | Type | Required | Description |
| ---------------------------- | --------- | -------- | ------------------------------------------------------------------------------------------------------------------------------------------------- |
| `X-Flowkiwi-Organization-Id` | `string` | Yes | The organization the request acts as. Determines the identity, permissions and ownership applied when reading or modifying data on the instance. |
| `X-Flowkiwi-Locale` | `string` | - | Specifies the locale for properties that support localization. If not provided, the default locale will be used. |
| `X-Flowkiwi-Locale-Fallback` | `boolean` | - | Enables the use of a fallback locale. If a property lacks a translation for the requested locale, the value from the default locale will be used. |
## Request body
| Property | Type | Required | Description |
| --------------- | ----------------- | -------- | -------------------------------------------------------------------------------------- |
| `value` | `string \| null` | Yes | The value of the option. |
| `position` | `integer \| null` | - | The position of the option value. Use -1 to put the option value at the end. |
| `productOption` | `string \| null` | Yes | The `Product Option` to which this option value belongs. |
| `variants` | `string[]` | - | A list of `Variant`, each one representing a variant associated with the option value. |
## Response
**201** - Option Value resource created
| Property | Type | Required | Description |
| --------------- | ----------------- | -------- | -------------------------------------------------------------------------------------- |
| `@context` | `object` | - | |
| `@id` | `string` | Yes | |
| `@type` | `string` | Yes | |
| `id` | `string` | - | |
| `value` | `string \| null` | Yes | **This property supports translations.**
The value of the option. |
| `position` | `integer \| null` | - | The position of the option value. Use -1 to put the option value at the end. |
| `productOption` | `string` | Yes | The `Product Option` to which this option value belongs. |
| `variants` | `string[]` | - | A list of `Variant`, each one representing a variant associated with the option value. |
| `createdAt` | `string` | - | The date and time when the resource was created (ISO 8601 format). |
| `updatedAt` | `string` | - | The date and time when the resource was last modified (ISO 8601 format). |
## Errors
**400** - Invalid input
| Property | Type | Required | Description |
| ---------- | ---------------- | -------- | ------------------------------------------------------------------------------------------------------------------------------------ |
| `@context` | `object` | - | |
| `@id` | `string` | Yes | |
| `@type` | `string` | Yes | |
| `title` | `string \| null` | - | A short, human-readable summary of the problem. |
| `detail` | `string \| null` | - | A human-readable explanation specific to this occurrence of the problem. |
| `status` | `number \| null` | - | |
| `instance` | `string \| null` | - | A URI reference that identifies the specific occurrence of the problem. It may or may not yield further information if dereferenced. |
| `type` | `string` | - | A URI reference that identifies the problem type |
**403** - Access denied. The caller is missing one or more identity permissions required for this operation.
| Property | Type | Required | Description |
| -------------------- | ---------- | -------- | ------------------------------------------------------------------------------------------------------------------------------------------ |
| `@context` | `object` | - | |
| `@id` | `string` | Yes | |
| `@type` | `string` | Yes | |
| `type` | `string` | - | |
| `title` | `string` | - | |
| `status` | `integer` | - | |
| `detail` | `string` | - | |
| `missingPermissions` | `string[]` | - | Identity permissions that the caller is missing for this operation. Present only when the 403 is caused by a denied identity:* permission. |
**422** - An error occurred
| Property | Type | Required | Description |
| ------------ | ---------------- | -------- | ----------- |
| `@context` | `object` | - | |
| `@id` | `string` | Yes | |
| `@type` | `string` | Yes | |
| `status` | `integer` | - | |
| `violations` | `object[]` | - | |
| `detail` | `string` | - | |
| `type` | `string` | - | |
| `title` | `string \| null` | - | |
| `instance` | `string \| null` | - | |
## Examples
### Example request
```bash
curl -X POST 'https://.product-management.flowkiwi.net/rest/api/option_values' \
-H 'Authorization: Bearer {token}' \
-H 'X-Flowkiwi-Organization-Id: ' \
-H 'Accept: application/ld+json' \
-H 'Content-Type: application/ld+json' \
-d '{
"value": "Large",
"productOption": "/rest/api/productOptions/083c8bb1-433e-5759-b739-39aec051f64c",
"variants": [
"/rest/api/variants/773134d8-52ab-576b-ab48-5a1544123bc5",
"/rest/api/variants/96cc4b33-bb9b-5b47-b925-4356890a80fe"
]
}'
```
### Example response
```json
{
"@context": "/rest/api/contexts/OptionValue",
"@id": "/rest/api/OptionValues/b07ba094-3e69-5659-a1a5-a91fea989c50",
"@type": "OptionValue",
"id": "b07ba094-3e69-5659-a1a5-a91fea989c50",
"value": "Large",
"position": 0,
"productOption": "/rest/api/productOptions/80572dcd-5c1a-5c29-b2d0-3748cb29283b",
"variants": [
"/rest/api/variants/bd8e2922-7c56-52c4-a870-bd0567b329df",
"/rest/api/variants/dc1542af-880d-576a-84ec-3e0c660053a8"
],
"createdAt": "2024-01-01T00:00:00+00:00",
"updatedAt": "2024-01-01T00:00:00+00:00"
}
```