> ## Documentation Index > Fetch the complete documentation index at: https://developer.fabric.inc/llms.txt > Use this file to discover all available pages before exploring further. # Create attribute > Use this endpoint to create a new attribute. Attributes can be used as part of the qualifications for promotions or coupons. ## OpenAPI ````yaml attributes.openapi post /attributes openapi: 3.0.0 info: title: Offers - Attributes API description: >- Using attributes, you can group shoppers who share similar characteristics, such as age group, demographics, location, device type, and more. The shopper segmentation can be used to tailor promotions to a specific customer segment by linking the promotion to the segment identifier. version: 3.0.0 x-audience: external-public termsOfService: https://fabric.inc/terms-of-use contact: name: Offers support email: support@fabric.inc license: name: fabric API License url: https://fabric.inc/api-license servers: - url: https://api.fabric.inc/v3 description: Production environment security: [] externalDocs: description: Find out more about Offers url: https://developer.fabric.inc/docs/offers-overview paths: /attributes: post: tags: - Attributes summary: Create attribute description: >- Use this endpoint to create a new attribute. Attributes can be used as part of the qualifications for promotions or coupons. operationId: createAttribute parameters: - $ref: '#/components/parameters/xFabricTenantId' - $ref: '#/components/parameters/xFabricChannelId' - $ref: '#/components/parameters/xClientId' - $ref: '#/components/parameters/xFabricRequestId' requestBody: content: application/json: schema: $ref: '#/components/schemas/createAttributeRequest' responses: '201': description: Created headers: x-fabric-request-id: $ref: '#/components/headers/xFabricRequestIdResponse' content: application/json: schema: $ref: '#/components/schemas/createAttributeResponse' '400': description: Bad request headers: x-fabric-request-id: $ref: '#/components/headers/xFabricRequestIdResponse' content: application/json: schema: anyOf: - $ref: '#/components/schemas/attributeNameExist' - $ref: '#/components/schemas/attributeNameNotValid' - $ref: '#/components/schemas/missingTenantHeader' - $ref: '#/components/schemas/error400' '401': description: Unauthorized headers: x-fabric-request-id: $ref: '#/components/headers/xFabricRequestIdResponse' content: application/json: schema: $ref: '#/components/schemas/error401' '500': description: Internal server error headers: x-fabric-request-id: $ref: '#/components/headers/xFabricRequestIdResponse' content: application/json: schema: $ref: '#/components/schemas/error500' security: - AuthorizationToken: [] components: parameters: xFabricTenantId: in: header name: x-fabric-tenant-id schema: type: string minLength: 24 maxLength: 24 required: true example: 5f328bf0b5f328bf0b5f328b description: >- A header used by fabric to identify the tenant making the request. You must include tenant id in the authentication header for an API request to access any of fabric’s endpoints. You can retrieve the tenant id , which is also called account id, from [Copilot](/v3/platform/settings/account-details/getting-the-account-id). This header is required. xFabricChannelId: in: header name: x-fabric-channel-id schema: type: string example: '12' description: >- x-fabric-channel-id identifies the sales channel where the API request is being made; primarily for multichannel use cases. The channel ids are 12 corresponding to US and 13 corresponding to Canada. The default channel id is 12. This field is required. xClientId: in: header name: x-client-id schema: type: string required: false example: copilot description: >- A unique identifier obtained from [Copilot](/v3/platform/settings/api-apps/getting-system-app-credentials) for the System app in the fabric ecosystem, essential for OpenID Connect authentication flows. xFabricRequestId: in: header name: x-fabric-request-id description: A unique request ID. required: false schema: type: string example: 263e731c-45c8-11ed-b878-0242ac120002 schemas: createAttributeRequest: $ref: '#/components/schemas/attributeRequest' createAttributeResponse: $ref: '#/components/schemas/attribute' attributeNameExist: type: object description: Duplicated attribute name error properties: type: description: The error code. type: string example: ATTRIBUTE_NAME_EXISTS message: description: An error message corresponding to the `type`. type: string example: Attribute name already exists attributeNameNotValid: type: object description: Invalid attribute ID properties: type: description: The error code. type: string example: ATTRIBUTE_NAME_VALUE_CANNOT_BE_EMPTY message: description: An error message corresponding to the `type`. type: string example: Attribute name can't be empty missingTenantHeader: type: object description: Tenant header is missing properties: type: description: The error code. type: string example: TENANT_HEADER_REQUIRED message: description: An error message corresponding to the `type`. type: string example: x-fabric-tenant-id header is required error400: type: object description: Bad request error properties: type: description: The error code. type: string example: BAD_REQUEST message: description: An error message corresponding to the `type`. type: string example: Bad request error401: type: object description: Unauthorized error properties: type: description: The error code. type: string example: UNAUTHORIZED message: description: An error message corresponding to the `type`. type: string example: Invalid credentials error500: type: object description: Internal server error properties: type: description: The error code. type: string example: INTERNAL_SERVER_ERROR message: description: An error message corresponding to the `type`. type: string example: Internal server error attributeRequest: type: object description: The details of the attribute. required: - name - values properties: name: description: The name of the attribute type. type: string maxLength: 300 example: Brand values: description: The options within an attribute type. type: array minItems: 1 maxItems: 50 items: type: string example: CHS example: - CHS - SOMA - WHBM attribute: type: object description: The attribute details. required: - id - name - values - createdAt - updatedAt - isDeleted properties: id: description: A unique identifier of the attribute, for external use. type: integer format: int32 example: 1000002 name: description: The name of the attribute. type: string example: Brand values: description: The attribute values. type: array minItems: 1 maxItems: 50 items: type: string description: The options within an attribute type. example: CHS example: - CHS - SOMA - WHBM createdAt: $ref: '#/components/schemas/createdAt' updatedAt: $ref: '#/components/schemas/updatedAt' isDeleted: $ref: '#/components/schemas/isDeleted' createdAt: type: string format: date-time description: Record's creation time example: '2019-08-20T14:15:22.000Z' updatedAt: type: string format: date-time description: Record's last updated time example: '2019-08-20T14:15:22.000Z' isDeleted: type: boolean description: 'true: Record is deleted
false: Record isn''t deleted' example: false headers: xFabricRequestIdResponse: description: Unique request ID schema: type: string example: 263e731c-45c8-11ed-b878-0242ac120002 securitySchemes: AuthorizationToken: type: http scheme: bearer bearerFormat: JWT ````