> ## Documentation Index > Fetch the complete documentation index at: https://api.zenedu.io/llms.txt > Use this file to discover all available pages before exploring further. # Оновити промокод > Замінює всі поля промокоду, часткове оновлення не підтримується ## OpenAPI ````yaml PUT /api/v1/bot/{bot}/coupons/{coupon} openapi: 3.1.0 info: title: Zenedu API v1 description: >- API for managing Telegram bots, subscribers, products, funnels, offers, and orders on the Zenedu platform. version: 1.0.0 servers: - url: https://app.zenedu.io security: - bearerAuth: [] tags: - name: User description: Current user profile - name: Bots description: Bot management - name: Subscribers description: Subscriber management - name: Orders description: Order management - name: Products description: Product management - name: Funnels description: Funnel management - name: Offers description: Offer management - name: Links description: Link generation - name: Files description: File downloads - name: Zapier description: Zapier webhook management - name: Webhooks description: Account webhook subscriptions - name: Payment systems description: Account payment methods - name: Bot settings description: 'Bot configuration: email, branding, integrations, legal documents' - name: Commands description: Bot menu commands - name: Custom fields description: Subscriber custom fields - name: Folders description: Folders for products, funnels, channels and groups - name: Slugs description: Public link slugs - name: Funnel links description: Subscription links of a funnel - name: Coupons description: Coupon management - name: Subscriptions description: Recurring subscription management - name: Tasks description: Student task review - name: Broadcasts description: Broadcast messages - name: Automations description: Event-based automations - name: Affiliate description: Affiliate program management - name: Shop description: Bot shop draft and publication - name: Channels description: Telegram channels connected to the bot - name: Groups description: Telegram groups connected to the bot - name: Mini-app description: Telegram mini app configuration - name: Web description: Web app configuration - name: Telegram files description: Telegram file attachments for steps and broadcasts paths: /api/v1/bot/{bot}/coupons/{coupon}: put: tags: - Coupons summary: Update coupon description: Replaces all coupon fields; partial updates are not supported. operationId: updateCoupon parameters: - name: bot in: path required: true description: Bot ID schema: type: integer - name: coupon in: path required: true description: Coupon ID schema: type: integer requestBody: required: true content: application/json: schema: type: object required: - code - discount_type - discount_amount - duration_type - offer_ids properties: code: type: string maxLength: 250 description: Coupon code active: type: boolean description: Whether the coupon is active discount_type: type: string enum: - percent - amount discount_amount: type: number minimum: 0.01 description: >- Percent for percent type, amount in offer currency for amount type duration_type: type: string enum: - once - forever - repeating description: How long the discount applies to a subscription duration_amount: type: integer nullable: true minimum: 1 description: >- Number of billing periods; required when duration_type is repeating expired_at: type: string format: date-time nullable: true description: Expiration date (UTC) usage_limit: type: integer nullable: true minimum: 1 description: Maximum number of uses offer_ids: type: array minItems: 1 items: type: integer description: Offers the coupon applies to responses: '200': description: Coupon updated content: application/json: schema: type: object properties: data: $ref: '#/components/schemas/Coupon' '401': description: Unauthorized content: application/json: schema: $ref: '#/components/schemas/Error' '403': description: Forbidden — lacks access to this bot content: application/json: schema: $ref: '#/components/schemas/Error' '404': description: Not found content: application/json: schema: $ref: '#/components/schemas/Error' '422': description: Validation error content: application/json: schema: $ref: '#/components/schemas/Error' components: schemas: Coupon: type: object properties: id: type: integer description: Coupon ID code: type: string description: Coupon code is_active: type: boolean description: Whether the coupon is active discount_type: type: string enum: - percent - amount description: Discount type discount_amount: type: number description: Percent for percent type, amount in offer currency for amount type duration_type: type: string enum: - once - forever - repeating description: How long the discount applies to a subscription duration_amount: type: integer description: Number of billing periods for repeating duration nullable: true expired_at: type: string format: date-time nullable: true description: Expiration date usage_limit: type: integer description: Maximum number of uses nullable: true usages_count: type: integer description: Number of times the coupon was used offers: type: array description: Offers the coupon applies to items: type: object properties: id: type: integer description: Offer ID name: type: string description: Offer name link: type: string description: Payment link with the coupon applied landing_link: type: string description: Landing page link with the coupon applied created_at: type: string format: date-time description: Creation timestamp Error: type: object properties: message: type: string description: Error message errors: type: object additionalProperties: type: array items: type: string description: Validation errors keyed by field name securitySchemes: bearerAuth: type: http scheme: bearer description: API token from the Zenedu dashboard ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.