> ## 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. # 更新已发布内容 > 接口说明：更新已发布任务的内容 ## OpenAPI ````yaml /openapi/zh/aitoearn.openapi.json post /api/v2/channels/publish/tasks/{taskId}/update openapi: 3.0.1 info: title: AiToEarn 开放平台 API description: AiToEarn 开放平台 API，支持在中国站与国际站之间切换调试。业务是否成功以响应体 code === 0 为准。 version: 1.0.0 contact: {} servers: - url: https://aitoearn.cn description: 中国站 - url: https://aitoearn.ai description: 国际站 security: [] tags: - name: AI 服务 - name: AI 服务/视频生成 - name: AI 服务/图像生成 - name: AI 服务/模型中转 - name: 渠道管理 - name: 渠道管理/账号 - name: 渠道管理/内容发布 - name: 渠道管理/平台 - name: 渠道管理/互动 - name: 渠道管理/作品 - name: 渠道管理/账号分组 - name: 渠道管理/授权 - name: 资源管理 paths: /api/v2/channels/publish/tasks/{taskId}/update: post: tags: - 渠道管理/内容发布 summary: 更新已发布内容 description: 接口说明：更新已发布任务的内容 operationId: PublishTaskController_updatePublished_v2 parameters: - name: taskId in: path description: 任务 ID required: true example: '' schema: type: string requestBody: content: application/json: schema: type: object properties: content: description: 更新后的发布内容 type: object properties: title: description: 更新后的标题 type: string body: description: 更新后的正文 type: string media: description: 更新后的媒体列表 type: array items: type: object properties: url: type: string minLength: 1 description: 媒体 URL options: description: 媒体处理选项 type: object properties: adaptation: description: 媒体格式转换选项 type: object properties: imageFormat: description: 图片和封面格式转换目标 type: string enum: - 'off' - auto - jpeg - png - webp required: - url cover: description: 更新后的封面，传 null 表示移除封面 type: object properties: url: type: string minLength: 1 description: 封面 URL options: description: 媒体处理选项 type: object properties: adaptation: description: 媒体格式转换选项 type: object properties: imageFormat: description: 图片和封面格式转换目标 type: string enum: - 'off' - auto - jpeg - png - webp required: - url nullable: true option: description: 更新后的平台选项 type: object additionalProperties: true properties: {} description: 已发布内容更新数据 examples: {} required: true responses: '200': description: 请求已被服务处理。业务是否成功以响应体 code === 0 为准。 content: application/json: schema: type: object properties: data: $ref: '#/components/schemas/ChannelPublishTaskOperationVo' code: type: integer description: 业务状态码。0 表示成功，非 0 表示业务错误。 message: type: string description: 响应消息。 requestId: type: string description: 请求 ID。 timestamp: type: integer description: 错误响应时间戳，Unix 毫秒。 required: - code - message examples: success: summary: 成功 value: code: 0 message: 请求成功 data: taskId: string validationFailed10002: summary: ValidationFailed (10002) value: code: 10002 message: 参数验证失败 data: {} timestamp: 1772099056662 unauthorized401: summary: 未认证或 API Key 无效 value: code: 401 message: Unauthorized data: {} timestamp: 1772099056662 channelAccountNotFound15021: summary: ChannelAccountNotFound (15021) value: code: 15021 message: 账户不存在 data: {} timestamp: 1772099056662 channelPublishPlatformNotSupported15062: summary: ChannelPublishPlatformNotSupported (15062) value: code: 15062 message: 该平台不支持发布 data: platform: douyin timestamp: 1772099056662 channelPublishPlatformWorkIdMissing15060: summary: ChannelPublishPlatformWorkIdMissing (15060) value: code: 15060 message: 缺少平台作品 ID data: {} timestamp: 1772099056662 channelPublishUpdateNotAllowed15059: summary: ChannelPublishUpdateNotAllowed (15059) value: code: 15059 message: 当前任务状态不允许更新 data: {} timestamp: 1772099056662 channelPublishUpdateNotSupported15061: summary: ChannelPublishUpdateNotSupported (15061) value: code: 15061 message: 该平台不支持更新已发布作品 data: {} timestamp: 1772099056662 channelPublishValidationFailed15051: summary: ChannelPublishValidationFailed (15051) value: code: 15051 message: 发布内容校验失败 data: platform: douyin accountId: acc_123 issues: - 发布内容校验失败 timestamp: 1772099056662 publishTaskNotFound15004: summary: PublishTaskNotFound (15004) value: code: 15004 message: 未发现任务 data: {} timestamp: 1772099056662 deprecated: false security: - apikey-header-X-Api-Key: [] components: schemas: ChannelPublishTaskOperationVo: type: object properties: taskId: type: string description: 发布任务 ID required: - taskId securitySchemes: apikey-header-X-Api-Key: type: apiKey in: header name: X-Api-Key description: AiToEarn Open Platform API Key。 ````