> ## Documentation Index > Fetch the complete documentation index at: https://docs.aitoearn.ai/llms.txt > Use this file to discover all available pages before exploring further. # Publish Option Values > Interface description: Query the optional values ​​of an authorized channel account under the specified publishing option field, which is used to allow users to select additional parameters required by the platform before creating a publishing task. This interface is used for querying all additional parameters on the platform side. Typical scenarios include B station partition `tid`, YouTube category `categoryId`, Threads location `location_id`, and Pinterest Board `boardId`. Calling process: First call the ["Platform Publish Options"](/en/api-reference/get-api-v2-channels-platforms-platform-publish-options) interface (`GET /api/v2/channels/platforms/{platform}/publish-options`) to query what additional parameters the platform has; put the `field` in the return item into the path parameter `field` of this interface. If the returned item contains `filterSchema`, pass the filter conditions as the query parameter of this interface according to the schema. For example, for the Threads location, you can pass `keyword` or latitude and longitude. ## OpenAPI ````yaml /openapi/en/aitoearn.openapi.json get /api/v2/channels/accounts/{accountId}/publish-options/{field}/values openapi: 3.0.1 info: title: AiToEarn Open Platform API description: >- AiToEarn Open Platform API. You can switch between the China and international sites for testing. Business success is determined by whether the response body has code === 0. version: 1.0.0 contact: {} servers: - url: https://aitoearn.cn description: China site - url: https://aitoearn.ai description: International site security: [] tags: - name: AI Services - name: AI Services/Video Generation - name: AI Services/Image Generation - name: Channel Management - name: Channel Management/Accounts - name: Channel Management/Publishing - name: Channel Management/Platforms - name: Channel Management/Works - name: Channel Management/Account Groups - name: Channel Management/Authorization - name: Asset Management - name: AI Services/Large Language Models paths: /api/v2/channels/accounts/{accountId}/publish-options/{field}/values: get: tags: - Channel Management/Accounts summary: Publish Option Values description: >- Interface description: Query the optional values ​​of an authorized channel account under the specified publishing option field, which is used to allow users to select additional parameters required by the platform before creating a publishing task. This interface is used for querying all additional parameters on the platform side. Typical scenarios include B station partition `tid`, YouTube category `categoryId`, Threads location `location_id`, and Pinterest Board `boardId`. Calling process: First call the ["Platform Publish Options"](/en/api-reference/get-api-v2-channels-platforms-platform-publish-options) interface (`GET /api/v2/channels/platforms/{platform}/publish-options`) to query what additional parameters the platform has; put the `field` in the return item into the path parameter `field` of this interface. If the returned item contains `filterSchema`, pass the filter conditions as the query parameter of this interface according to the schema. For example, for the Threads location, you can pass `keyword` or latitude and longitude. operationId: AccountsController_publishOptionValues_v2 parameters: - name: accountId in: path description: >- Channel account ID. It must be an account authorized by the current user, and the platform to which the account belongs should be consistent with the platform queried in the "Platform Publishing Options" interface. required: true example: '' schema: type: string description: >- Channel account ID. It must be an account authorized by the current user, and the platform to which the account belongs should be consistent with the platform queried in the "Platform Publishing Options" interface. - name: field in: path description: >- Publishing options field. The value comes from the `data[n].field` returned by the ["Platform Publish Options"](/en/api-reference/get-api-v2-channels-platforms-platform-publish-options) interface, such as `tid`, `categoryId`, `location_id`, `boardId`. required: true example: '' schema: type: string description: >- Publishing options field. The value comes from the `data[n].field` returned by the ["Platform Publish Options"](/en/api-reference/get-api-v2-channels-platforms-platform-publish-options) interface, such as `tid`, `categoryId`, `location_id`, `boardId`. responses: '200': description: >- The request has been processed by the service. Business success is determined by whether the response body has code === 0. content: application/json: schema: type: object properties: data: $ref: '#/components/schemas/PublishOptionValuesVo' code: type: integer description: >- Business status code. 0 means success; non-zero means a business error. message: type: string description: Response message. requestId: type: string description: Request ID. timestamp: type: integer description: Error response timestamp in Unix milliseconds. required: - code - message examples: success: summary: Success value: code: 0 message: Request succeeded data: field: string valueType: list items: {} validationFailed10002: summary: ValidationFailed (10002) value: code: 10002 message: Parameter validation failed data: {} timestamp: 1772099056662 unauthorized401: summary: Unauthenticated or invalid API Key value: code: 401 message: Unauthorized data: {} timestamp: 1772099056662 accountNotFound12600: summary: AccountNotFound (12600) value: code: 12600 message: Account not found data: {} timestamp: 1772099056662 channelPlatformOperationNotSupported15080: summary: ChannelPlatformOperationNotSupported (15080) value: code: 15080 message: '{{platform}} does not support this operation' data: {} timestamp: 1772099056662 deprecated: false security: - apikey-header-X-Api-Key: [] components: schemas: PublishOptionValuesVo: type: object properties: field: type: string description: Publishing options field valueType: type: string enum: - list - tree description: Value structure items: type: array items: type: object properties: {} description: Options list required: - field - valueType - items securitySchemes: apikey-header-X-Api-Key: type: apiKey in: header name: X-Api-Key description: >- Need to get API Key from AiToEarn. Click to go to ["API Key Obtaining Tutorial"](/en/use/api-key). ````