> ## Documentation Index > Fetch the complete documentation index at: https://docs.lerian.studio/llms.txt > Use this file to discover all available pages before exploring further. # Create dynamic QR code > Generate a single-use, dynamic, Pix QR code with advanced features like expiration, payer validation, and additional payment information. Ideal for invoicing and controlled payments. ## OpenAPI ````yaml en/openapi/v3-current/pix.yaml POST /v1/qrcodes/dynamic openapi: 3.0.3 info: title: Plugin BR Pix Direct - Complete API description: | Complete API for Brazilian Pix instant payment system including Pix key dictionary operations, QR code generation/decoding, transactions and transaction limits. version: 1.0.0 servers: - url: https://plugin-pix-direct.api.lerian.net - url: https://plugin-pix-direct-qrcode.api.lerian.net security: - bearerAuth: [] paths: /v1/qrcodes/dynamic: post: tags: - QR Codes API summary: Create dynamic QR code description: >- Generate a single-use, dynamic, Pix QR code with advanced features like expiration, payer validation, and additional payment information. Ideal for invoicing and controlled payments. requestBody: required: true content: application/json: schema: $ref: '#/components/schemas/CreateDynamicQRCodeRequest' responses: '200': description: Dynamic QR code created successfully content: application/json: schema: $ref: '#/components/schemas/QRCodeResponse' '400': $ref: '#/components/responses/BadRequest' '401': $ref: '#/components/responses/Unauthorized' '500': $ref: '#/components/responses/InternalServerError' components: schemas: CreateDynamicQRCodeRequest: type: object required: - type - key - amount - recipientName - payer - dueDate - expirationTime - city - zipCode - recipientConciliationId - partnerId - description properties: type: type: string description: >- Specifies the QR Code type. For `IMMEDIATE`, this indicates a single-use QR Code generated for instant Pix payments with a predefined amount and expiration time. enum: - IMMEDIATE example: IMMEDIATE key: type: string description: Pix key of the recipient. example: '12345678901' amount: type: number description: Amount for the dynamic QR code. format: double example: 50 recipientName: type: string description: Name of the recipient (payee). example: João da Silva payer: type: object description: Payer information. required: - document - validate - name properties: document: type: string description: CPF (11 digits) or CNPJ (14 digits) of the payer. example: '98765432100' validate: type: boolean description: Indicates if the payer's key should be validated. example: true name: type: string description: Name of the payer. example: Maria Santos dueDate: type: string description: Due date for the payment (YYYY-MM-DD). format: date example: '2024-12-31' expirationTime: type: integer description: Expiration time in seconds after which the QR code becomes invalid. example: 3600 city: type: string description: City of the recipient. example: São Paulo zipCode: type: string description: ZIP code of the recipient (8 digits). example: '01234567' recipientConciliationId: type: string description: Identifier for conciliation by the recipient. example: CONC123456789 partnerId: type: string description: Identifier for the partner system. format: uuid example: 019c96a0-0c0c-7221-8cf3-13313fb60081 description: type: array description: List of descriptions for the payment. items: type: object required: - name - value properties: name: type: string description: Description name. example: Invoice value: type: string description: Description value. example: INV-001 QRCodeResponse: type: object required: - qrCode properties: qrCode: type: string description: Generated Pix QR code string. example: >- 00020101021226850014br.gov.bcb.pix2563qrcode.example.com.br/v2/cobv/9d36b84fc70b478fb95c12729b90ca255204000053039865802BR5913Merchant Name6009Sao Paulo62070503***63042C43 ErrorResponse: type: object properties: code: type: string description: Error code message: type: string description: Error message details: type: array items: type: string description: Additional error details responses: BadRequest: description: Bad Request - Invalid parameters content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' examples: invalid_key_type: summary: Invalid key type value: code: INVALID_KEY_TYPE message: Key type must be between 0 and 4 details: - 'keyType: must be one of [0, 1, 2, 3, 4]' missing_required_field: summary: Missing required field value: code: VALIDATION_ERROR message: Required field is missing details: - 'accountId: field is required' invalid_document_format: summary: Invalid document format value: code: INVALID_DOCUMENT message: Document must be valid CPF (11 digits) or CNPJ (14 digits) details: - 'document: must match pattern ^\d{11}$|^\d{14}$' invalid_phone_format: summary: Invalid phone format value: code: INVALID_PHONE message: Phone must be in Brazilian format details: - 'phone: must match pattern ^\+55\d{2}\d{8,9}$' Unauthorized: description: Unauthorized - Invalid or missing authentication content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' examples: missing_token: summary: Missing authentication token value: code: MISSING_TOKEN message: Authorization header is required details: [] invalid_token: summary: Invalid token value: code: INVALID_TOKEN message: Invalid or expired access token details: [] expired_token: summary: Expired token value: code: TOKEN_EXPIRED message: Access token has expired. Please obtain a new token. details: [] InternalServerError: description: Internal Server Error content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' examples: generic_error: summary: Generic internal error value: code: INTERNAL_ERROR message: An internal error occurred. Please try again later. details: [] database_error: summary: Database error value: code: DATABASE_ERROR message: Database operation failed details: [] external_service_error: summary: External service error value: code: EXTERNAL_SERVICE_ERROR message: External service (JD Pix) is temporarily unavailable details: [] securitySchemes: bearerAuth: type: http scheme: bearer bearerFormat: JWT description: > JWT Bearer token authentication. Obtain token from `/v1/login/oauth/access_token` endpoint using client credentials (clientId and clientSecret). Include token in Authorization header: `Authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...` Token expires after 3600 seconds (1 hour). ````