> ## Documentation Index
> Fetch the complete documentation index at: https://docs.leanpay.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Upload invoices PDF (max 10)



## OpenAPI

````yaml https://public.leanpay.fr/openapi/leanpay_api_documentation.swagger.yaml post /invoices/pdf/batch
openapi: 3.1.1
info:
  version: 1.0.0
  title: LeanPay Api documentation
  contact:
    email: integration@leanpay.fr
servers:
  - url: https://api.leanpay.fr/v1/public
security: []
tags:
  - name: clients
    description: Routes related to clients
  - name: invoices
    description: Routes related to invoices
  - name: credit-notes
    description: Routes related to credit notes
  - name: misc-operations
    description: Routes related to misc operations
  - name: contacts
    description: Routes related to client contacts
  - name: addresses
    description: Routes related to client addresses
  - name: payments
    description: Routes related to invoice payments
  - name: portal-payments
    description: >-
      Routes related to portal payments (online payments made by debtors from
      the customer portal)
  - name: paybacks
    description: Routes related to credit note paybacks
  - name: links
    description: Routes related to invoice/credit note links
  - name: comments
    description: Routes related to comments
  - name: deleted-elements
    description: Routes related to deleted elements
  - name: client-properties
    description: Routes related to client properties
paths:
  /invoices/pdf/batch:
    post:
      tags:
        - invoices
      summary: Upload invoices PDF (max 10)
      requestBody:
        description: Invoices upload objects
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/UploadFiles'
      responses:
        '200':
          description: PDF uploaded
        '400':
          description: Invalid invoice id OR file.base64 content must be base64 encoded
        '404':
          description: Invoice not found
      security:
        - authorization: []
components:
  schemas:
    UploadFiles:
      type: object
      properties:
        files:
          type: array
          items:
            $ref: '#/components/schemas/FilesObject'
          maxItems: 10
      required:
        - files
    FilesObject:
      type: object
      properties:
        base64:
          type: string
          contentEncoding: base64
          contentMediaType: application/pdf
        reference:
          type: string
  securitySchemes:
    authorization:
      type: apiKey
      name: Authorization
      in: header

````