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OpenAPI Specification

openapi: 3.0.1
info:
  title: Ascend API V1 Accounts Invoices API
  version: v1
  description: 'Ascend REST API for insurance financial operations: billing & invoicing, premium financing, payments, installment plans, insureds, programs, loans, payouts, and refunds.'
servers:
- url: https://sandbox.api.useascend.com
  description: Test server
- url: https://api.useascend.com
  description: Production server
tags:
- name: Invoices
  description: Represents records of a transaction between the insured and Ascend.
paths:
  /v1/invoices:
    post:
      summary: Create invoice
      tags:
      - Invoices
      operationId: createInvoice
      security:
      - bearer_auth: []
      parameters: []
      responses:
        '201':
          description: successful
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Invoice'
        '400':
          description: Bad request
        '422':
          description: Unprocessable Entity
      requestBody:
        content:
          application/json:
            schema:
              type: object
              description: A document representing a transaction between the insured and Ascend.
              properties:
                account_manager_id:
                  description: The unique identifier of the user associated as the account manager for the invoice. This user is listed as the agent on checkout and receives any invoice communications
                  format: uuid
                  type: string
                attachments:
                  type: array
                  nullable: true
                  items:
                    type: object
                    properties:
                      url:
                        type: string
                due_date:
                  type: string
                  format: date
                  nullable: true
                  description: The date by which the invoice should be paid.
                insured_id:
                  type: string
                  format: uuid
                  description: The unique identifier of the insured the invoice is attached to.
                invoice_items:
                  type: array
                  description: A breakdown of items the insured is being charged for
                  items:
                    $ref: '#/components/schemas/InvoiceItem'
                memo:
                  type: string
                  description: Information about the invoice shown to the insured.
                  default: Invoice for {payer_name}
                  nullable: true
                  example: Additional premium for auto policy
                payer_name:
                  type: string
                  description: The name of the insured/business paying for the invoice.
                  example: Auto Sales Inc.
              required:
              - account_manager_id
              - due_date
              - insured_id
              - invoice_items
              - payer_name
    get:
      summary: List Invoices
      tags:
      - Invoices
      operationId: listInvoices
      security:
      - bearer_auth: []
      parameters:
      - $ref: '#/components/parameters/program_id'
      - $ref: '#/components/parameters/program_ids'
      - name: page
        in: query
        description: Page number for paginating results. Default is 1.
        required: false
        schema:
          type: integer
      - name: billable_id
        in: query
        description: Filter by associated billable
        required: false
        schema:
          type: string
      - name: insured_id
        in: query
        description: Filter for invoices to be paid by associated insured
        required: false
        schema:
          type: string
      - name: product_type
        in: query
        schema:
          type: string
          description: Type of invoice to filter by
          enum:
          - one_time_payment
          - installment_plan
        required: false
      - name: due_date_start
        in: query
        schema:
          type: string
          format: date
          description: Filter by invoices due on or after this date
        required: false
      - name: due_date_end
        in: query
        schema:
          type: string
          format: date
          description: Filter by invoices due on or before this date
        required: false
      - name: paid_at_start
        in: query
        schema:
          type: string
          format: date
          description: Filter by invoices paid after this date
        required: false
      - name: paid_at_end
        in: query
        schema:
          type: string
          format: date
          description: Filter by invoices paid before this date
        required: false
      - name: updated_at
        in: query
        style: deepObject
        explode: true
        description: Only return invoices that were updated during the given date interval. The date should be defined as an ISO-8601 datetime.
        required: false
        schema:
          type: object
          properties:
            lt:
              type: string
              format: date-time
              description: Maximum value to filter by (exclusive).
            gte:
              type: string
              format: date-time
              description: Minimum value to filter by (inclusive).
      - name: created_at
        in: query
        style: deepObject
        explode: true
        description: Only return invoices that were created during the given date interval. The date should be defined as an ISO-8601 datetime.
        required: false
        schema:
          type: object
          properties:
            lt:
              type: string
              format: date-time
              description: Maximum value to filter by (exclusive).
            gte:
              type: string
              format: date-time
              description: Minimum value to filter by (inclusive).
      responses:
        '200':
          description: successful
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    type: array
                    items:
                      $ref: '#/components/schemas/Invoice'
                  meta:
                    type: object
                    properties:
                      count:
                        type: integer
                      next:
                        type: string
                        nullable: true
                      prev:
                        type: string
                        nullable: true
  /v1/invoices/{id}:
    parameters:
    - name: id
      in: path
      description: The invoice identifier
      required: true
      schema:
        type: string
    get:
      summary: Get Invoice
      tags:
      - Invoices
      operationId: getInvoice
      security:
      - bearer_auth: []
      responses:
        '200':
          description: successful
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Invoice'
        '404':
          description: not found
    patch:
      summary: Update invoice
      tags:
      - Invoices
      operationId: updateInvoice
      security:
      - bearer_auth: []
      parameters: []
      responses:
        '200':
          description: successful
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Invoice'
        '400':
          description: Bad request
        '422':
          description: Unprocessable Entity
      requestBody:
        content:
          application/json:
            schema:
              type: object
              description: A document representing a transaction between the insured and Ascend.
              properties:
                account_manager_id:
                  description: The unique identifier of the user associated as the account manager for the invoice. This user is listed as the agent on checkout and receives any invoice communications
                  format: uuid
                  type: string
                due_date:
                  type: string
                  format: date
                  nullable: true
                  description: The date by which the invoice should be paid.
                insured_id:
                  type: string
                  format: uuid
                  description: The unique identifier of the insured the invoice is attached to.
                invoice_items:
                  type: array
                  description: A breakdown of items the insured is being charged for
                  items:
                    $ref: '#/components/schemas/InvoiceItem'
                memo:
                  type: string
                  description: Information about the invoice shown to the insured.
                  nullable: true
                  example: Additional premium for auto policy
                payee:
                  type: string
                  description: 'The name of the insured/business. Deprecated: user payer_name'
                  example: Auto Sales Inc.
                  deprecated: true
                payer_name:
                  type: string
                  description: The name of the insured/business paying for the invoice.
                  example: Auto Sales Inc.
    delete:
      summary: Void invoice
      tags:
      - Invoices
      operationId: voidInvoice
      security:
      - bearer_auth: []
      responses:
        '204':
          description: Invoice voided
  /v1/invoices/{id}/charge:
    parameters:
    - name: id
      in: path
      description: The invoice identifier
      required: true
      schema:
        type: string
    post:
      summary: Charge a renewal program's initial checkout invoice using the insured's stored payment method
      tags:
      - Invoices
      operationId: chargeInvoice
      security:
      - bearer_auth: []
      parameters: []
      responses:
        '200':
          description: Invoice charged successfully
        '400':
          description: Invoice ineligible (caller sent the wrong invoice / program / payer)
        '403':
          description: api_invoice_charge feature is not enabled for the organization
        '404':
          description: Payment method not found
        '422':
          description: Payment failed (card declined, requires_action / 3DS, already_charged, etc.)
      requestBody:
        content:
          application/json:
            schema:
              type: object
              required:
              - payment_method_id
              properties:
                payment_method_id:
                  type: string
                  description: Identifier of the insured's payment method to charge. Must belong to the program's insured payer and have prior use on a different program in this organization.
components:
  schemas:
    PaymentMethod:
      type: object
      description: It represents the payment instrument used by an insured.
      properties:
        id:
          type: string
          format: uuid
          description: The unique identifier of the payment method.
          readOnly: true
        payment_type:
          type: string
          enum:
          - card
          - ach_debit
          - ach_credit_transfer
          - us_bank_account
          - check
          description: The type of payment method.
          readOnly: true
        card:
          type: object
          description: Detailed information about the card.
          properties:
            last_four_digits:
              type: string
              description: The last four digits of the card.
            brand:
              type: string
              description: The card brand.
          required:
          - brand
          - last_four_digits
        ach_debit:
          type: object
          description: Detailed information about the ach method.
          properties:
            last_four_digits:
              type: string
              description: The last four digits of the account number.
            bank_name:
              type: string
              description: The name of the bank institution.
          required:
          - bank_name
          - last_four_digits
        ach_credit:
          type: object
          description: Detailed information about the ach credit method.
          properties:
            bank_name:
              type: string
              description: The name of the bank institution.
          required:
          - bank_name
    InvoiceItem:
      type: object
      description: Representation of a line item on the invoice.
      properties:
        amount_cents:
          type: integer
          description: The total amount charged.
          minimum: 0
          example: 10000
        title:
          type: string
          description: Information about the invoice item.
          example: Policy Tax
      required:
      - amount_cents
      - title
    Invoice:
      type: object
      description: A document representing a transaction between the insured and Ascend.
      properties:
        id:
          type: string
          format: uuid
          description: The invoice unique identifier.
          readOnly: true
        account_manager_id:
          type: string
          format: uuid
          description: The unique identifier of the user associated as the account manager for the invoice. This user is listed as the agent on checkout and receives any invoice communications
        agent_invoice_docs:
          type: array
          nullable: true
          description: A collection of documents associated with the invoice.
          items:
            type: object
            properties:
              title:
                type: string
                description: The display name of the static asset.
                nullable: true
              url:
                type: string
                description: The url to access the static asset.
        checkout_url:
          type: string
          nullable: true
          readOnly: true
          description: The checkout url of the invoice.
        due_date:
          type: string
          format: date
          nullable: true
          description: The date by which the invoice should be paid.
        installment_id:
          type: string
          format: uuid
          description: The unique identifier of the installment the invoice is attached to. Only present for installment plan invoices.
          nullable: true
          readOnly: true
        installment_plan_id:
          type: string
          format: uuid
          description: The unique identifier of the installment plan the invoice is attached to.
          nullable: true
          readOnly: true
        insured_id:
          type: string
          format: uuid
          description: The unique identifier of the insured invoice is attached to.
        invoice_items:
          type: array
          items:
            $ref: '#/components/schemas/InvoiceItem'
        invoice_number:
          type: string
          description: A number assigned to uniquely identify the invoice.
          example: I909821
          readOnly: true
        invoice_url:
          type: string
          description: The url of the invoice document.
          example: http://res.cloudinary.com/useascend.pdf
          nullable: true
          readOnly: true
        issued_at:
          type: string
          format: date-time
          nullable: true
          description: The date when the invoice was shared with the insured.
          readOnly: true
        memo:
          type: string
          description: Information about the invoice shown to the insured.
          nullable: true
          example: Additional premium for auto policy
        one_time_payment_id:
          type: string
          format: uuid
          description: The unique identifier of the one-time payment the invoice is attached to. Only present for one-time payment invoices.
          nullable: true
          readOnly: true
        paid_at:
          type: string
          format: date-time
          nullable: true
          description: The date when the invoice was paid by the insured.
          readOnly: true
        payer_name:
          type: string
          description: The name of the insured/business paying for the invoice.
          example: Auto Sales Inc.
        payment_method:
          nullable: true
          allOf:
          - $ref: '#/components/schemas/PaymentMethod'
        program_id:
          type: string
          format: uuid
          nullable: true
          description: The unique identifier of the program invoice is attached to.
          readOnly: true
        status:
          type: string
          description: The current state of the invoice.
          example: draft
          readOnly: true
          enum:
          - draft
          - awaiting_payment
          - overdue
          - processing_payment
          - paid
          - void
        total_amount_cents:
          type: integer
          description: The total amount charged.
          minimum: 0
          example: 10000
          readOnly: true
  securitySchemes:
    bearer_auth:
      type: http
      scheme: bearer