openapi: 3.0.1
info:
  title: Invoiced Credit Notes Invoices API
  description: REST API for the Invoiced accounts-receivable and billing automation platform. Manage customers, invoices, estimates, credit notes, payments, subscriptions, plans, items, and events/webhooks. All requests must use HTTPS. Responses are JSON and dates are returned as UNIX timestamps.
  termsOfService: https://www.invoiced.com/legal/terms-of-service
  contact:
    name: Invoiced Developers
    email: developers@invoiced.com
    url: https://developer.invoiced.com/api
  version: '1.0'
servers:
- url: https://api.invoiced.com
  description: Production
- url: https://api.sandbox.invoiced.com
  description: Sandbox
security:
- basicAuth: []
tags:
- name: Invoices
paths:
  /invoices:
    get:
      operationId: listInvoices
      tags:
      - Invoices
      summary: List all invoices.
      parameters:
      - $ref: '#/components/parameters/Page'
      - $ref: '#/components/parameters/PerPage'
      - $ref: '#/components/parameters/Filter'
      responses:
        '200':
          description: A paginated list of invoices.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Invoice'
    post:
      operationId: createInvoice
      tags:
      - Invoices
      summary: Create a new invoice.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Invoice'
      responses:
        '201':
          description: The created invoice.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Invoice'
  /invoices/{id}:
    parameters:
    - $ref: '#/components/parameters/Id'
    get:
      operationId: getInvoice
      tags:
      - Invoices
      summary: Retrieve an invoice.
      responses:
        '200':
          description: The requested invoice.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Invoice'
    patch:
      operationId: updateInvoice
      tags:
      - Invoices
      summary: Update an invoice.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Invoice'
      responses:
        '200':
          description: The updated invoice.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Invoice'
    delete:
      operationId: deleteInvoice
      tags:
      - Invoices
      summary: Delete an invoice.
      responses:
        '204':
          description: The invoice was deleted.
  /invoices/{id}/emails:
    parameters:
    - $ref: '#/components/parameters/Id'
    post:
      operationId: sendInvoiceEmail
      tags:
      - Invoices
      summary: Send an invoice to the customer by email.
      responses:
        '201':
          description: The emails that were sent.
  /invoices/{id}/pay:
    parameters:
    - $ref: '#/components/parameters/Id'
    post:
      operationId: payInvoice
      tags:
      - Invoices
      summary: Trigger automatic payment collection on an invoice.
      responses:
        '200':
          description: The invoice after a payment attempt.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Invoice'
  /invoices/{id}/void:
    parameters:
    - $ref: '#/components/parameters/Id'
    post:
      operationId: voidInvoice
      tags:
      - Invoices
      summary: Void an invoice.
      responses:
        '200':
          description: The voided invoice.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Invoice'
components:
  schemas:
    LineItem:
      type: object
      properties:
        catalog_item:
          type: string
        type:
          type: string
        name:
          type: string
        description:
          type: string
        quantity:
          type: number
        unit_cost:
          type: number
        amount:
          type: number
        discountable:
          type: boolean
        taxable:
          type: boolean
        metadata:
          type: object
    Invoice:
      type: object
      properties:
        id:
          type: integer
        object:
          type: string
        customer:
          type: integer
        number:
          type: string
        name:
          type: string
        currency:
          type: string
        status:
          type: string
          enum:
          - draft
          - not_sent
          - sent
          - viewed
          - past_due
          - pending
          - paid
          - voided
        draft:
          type: boolean
        closed:
          type: boolean
        paid:
          type: boolean
        autopay:
          type: boolean
        attempt_count:
          type: integer
        next_payment_attempt:
          type: integer
        subtotal:
          type: number
        discounts:
          type: array
          items:
            type: object
        taxes:
          type: array
          items:
            type: object
        total:
          type: number
        balance:
          type: number
        date:
          type: integer
        due_date:
          type: integer
        payment_terms:
          type: string
        items:
          type: array
          items:
            $ref: '#/components/schemas/LineItem'
        notes:
          type: string
        url:
          type: string
        payment_url:
          type: string
        pdf_url:
          type: string
        metadata:
          type: object
        created_at:
          type: integer
        updated_at:
          type: integer
  parameters:
    Page:
      name: page
      in: query
      description: The page number for paginated list responses.
      schema:
        type: integer
        default: 1
    PerPage:
      name: per_page
      in: query
      description: The number of records to return per page (max 100).
      schema:
        type: integer
        default: 25
    Id:
      name: id
      in: path
      required: true
      description: The integer identifier of the object.
      schema:
        type: integer
    Filter:
      name: filter
      in: query
      description: Filter results by object attributes.
      schema:
        type: object
  securitySchemes:
    basicAuth:
      type: http
      scheme: basic
      description: HTTP Basic authentication. Use your Invoiced API key as the username and leave the password blank. API keys are created under Settings -> Developers -> API Keys.