openapi: 3.1.0
info:
  contact:
    email: support@lithic.com
  description: 'The Lithic Developer API is designed to provide a predictable programmatic interface for accessing your Lithic account through an API and transaction webhooks.

    Note that your API key is a secret and should be treated as such. Don''t share it with anyone, including us. We will never ask you for it.

    '
  termsOfService: https://lithic.com/legal/terms
  license:
    name: Apache 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0.txt
  title: Lithic Developer 3DS External Payments API
  version: 1.0.0
servers:
- description: Sandbox environment that provides key functionality mirroring production
  url: https://sandbox.lithic.com
security:
- ApiKeyAuth: []
tags:
- name: External Payments
paths:
  /v1/external_payments:
    get:
      description: List external payments
      parameters:
      - description: External Payment category to be returned.
        in: query
        name: category
        schema:
          $ref: '#/components/schemas/external_payment_category'
      - description: Globally unique identifier for the financial account or card that will send the funds. Accepted type dependent on the program's use case.
        in: query
        name: financial_account_token
        schema:
          format: uuid
          type: string
      - in: query
        name: business_account_token
        required: false
        schema:
          format: uuid
          title: Business Account Token
          type: string
      - description: External Payment result to be returned.
        in: query
        name: result
        schema:
          $ref: '#/components/schemas/transaction_result'
      - description: Book transfer status to be returned.
        in: query
        name: status
        schema:
          $ref: '#/components/schemas/transaction_status'
      - $ref: '#/components/parameters/beginTime'
      - $ref: '#/components/parameters/endingBefore'
      - $ref: '#/components/parameters/endTime'
      - $ref: '#/components/parameters/pageSize'
      - $ref: '#/components/parameters/startingAfter'
      operationId: getExternalPayments
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/external_payments_response'
          description: OK
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '429':
          $ref: '#/components/responses/TooManyRequests'
      summary: List external payments
      tags:
      - External Payments
    post:
      description: Create external payment
      operationId: postExternalPayments
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/create_external_payment_request'
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/external_payment_response'
          description: OK
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
        '429':
          $ref: '#/components/responses/TooManyRequests'
      summary: Create external payment
      tags:
      - External Payments
  /v1/external_payments/{external_payment_token}:
    get:
      description: Get external payment
      parameters:
      - description: Globally unique identifier for the external payment
        in: path
        name: external_payment_token
        required: true
        schema:
          format: uuid
          type: string
      operationId: getExternalPayment
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/external_payment_response'
          description: OK
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
        '429':
          $ref: '#/components/responses/TooManyRequests'
      summary: Get external payment
      tags:
      - External Payments
  /v1/external_payments/{external_payment_token}/settle:
    post:
      description: Settle external payment
      parameters:
      - description: Globally unique identifier for the external payment
        in: path
        name: external_payment_token
        required: true
        schema:
          format: uuid
          type: string
      operationId: settleExternalPayment
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/external_payment_action_with_progress_to_request'
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/external_payment_response'
          description: OK
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
        '429':
          $ref: '#/components/responses/TooManyRequests'
      summary: Settle external payment
      tags:
      - External Payments
  /v1/external_payments/{external_payment_token}/release:
    post:
      description: Release external payment
      parameters:
      - description: Globally unique identifier for the external payment
        in: path
        name: external_payment_token
        required: true
        schema:
          format: uuid
          type: string
      operationId: releaseExternalPayment
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/external_payment_action_request'
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/external_payment_response'
          description: OK
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
        '429':
          $ref: '#/components/responses/TooManyRequests'
      summary: Release external payment
      tags:
      - External Payments
  /v1/external_payments/{external_payment_token}/cancel:
    post:
      description: Cancel external payment
      parameters:
      - description: Globally unique identifier for the external payment
        in: path
        name: external_payment_token
        required: true
        schema:
          format: uuid
          type: string
      operationId: cancelExternalPayment
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/external_payment_action_request'
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/external_payment_response'
          description: OK
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
        '429':
          $ref: '#/components/responses/TooManyRequests'
      summary: Cancel external payment
      tags:
      - External Payments
  /v1/external_payments/{external_payment_token}/reverse:
    post:
      description: Reverse external payment
      parameters:
      - description: Globally unique identifier for the external payment
        in: path
        name: external_payment_token
        required: true
        schema:
          format: uuid
          type: string
      operationId: reverseExternalPayment
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/external_payment_action_request'
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/external_payment_response'
          description: OK
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
        '429':
          $ref: '#/components/responses/TooManyRequests'
      summary: Reverse external payment
      tags:
      - External Payments
components:
  schemas:
    base_transaction:
      title: base_transaction
      description: Base class for all transaction types in the ledger service
      type: object
      properties:
        status:
          $ref: '#/components/schemas/transaction_status'
          description: The status of the transaction
        token:
          type: string
          description: Unique identifier for the transaction
          format: uuid
        created:
          type: string
          description: ISO 8601 timestamp of when the transaction was created
          format: date-time
        updated:
          type: string
          description: ISO 8601 timestamp of when the transaction was last updated
          format: date-time
      required:
      - status
      - token
      - created
      - updated
    external_payments_response:
      title: External Payments Response
      type: object
      properties:
        data:
          type: array
          items:
            $ref: '#/components/schemas/external_payment_response'
        has_more:
          type: boolean
      required:
      - data
      - has_more
    external_payment_action_with_progress_to_request:
      title: External Payment Action with Progress to Request
      type: object
      properties:
        memo:
          type: string
        effective_date:
          type: string
          format: date
        progress_to:
          $ref: '#/components/schemas/external_payment_progress_to'
      required:
      - effective_date
    external_payment_event_type:
      title: External Payment Event Type
      type: string
      enum:
      - EXTERNAL_WIRE_INITIATED
      - EXTERNAL_WIRE_CANCELED
      - EXTERNAL_WIRE_SETTLED
      - EXTERNAL_WIRE_REVERSED
      - EXTERNAL_WIRE_RELEASED
      - EXTERNAL_ACH_INITIATED
      - EXTERNAL_ACH_CANCELED
      - EXTERNAL_ACH_SETTLED
      - EXTERNAL_ACH_REVERSED
      - EXTERNAL_ACH_RELEASED
      - EXTERNAL_TRANSFER_INITIATED
      - EXTERNAL_TRANSFER_CANCELED
      - EXTERNAL_TRANSFER_SETTLED
      - EXTERNAL_TRANSFER_REVERSED
      - EXTERNAL_TRANSFER_RELEASED
      - EXTERNAL_CHECK_INITIATED
      - EXTERNAL_CHECK_CANCELED
      - EXTERNAL_CHECK_SETTLED
      - EXTERNAL_CHECK_REVERSED
      - EXTERNAL_CHECK_RELEASED
      - EXTERNAL_FEDNOW_INITIATED
      - EXTERNAL_FEDNOW_CANCELED
      - EXTERNAL_FEDNOW_SETTLED
      - EXTERNAL_FEDNOW_REVERSED
      - EXTERNAL_FEDNOW_RELEASED
      - EXTERNAL_RTP_INITIATED
      - EXTERNAL_RTP_CANCELED
      - EXTERNAL_RTP_SETTLED
      - EXTERNAL_RTP_REVERSED
      - EXTERNAL_RTP_RELEASED
    external_payment_direction:
      title: External Payment Direction
      type: string
      enum:
      - DEPOSIT
      - WITHDRAWAL
    external_payment_event:
      title: External Payment Event
      type: object
      properties:
        amount:
          type: integer
        type:
          $ref: '#/components/schemas/external_payment_event_type'
        result:
          $ref: '#/components/schemas/transaction_result'
        detailed_results:
          type: array
          items:
            $ref: '#/components/schemas/detailed_results'
        created:
          type: string
          format: date-time
        token:
          type: string
          format: uuid
        memo:
          type: string
        effective_date:
          type: string
          format: date
      required:
      - amount
      - type
      - result
      - detailed_results
      - created
      - token
      - memo
      - effective_date
    transaction_status:
      title: Transaction Status
      type: string
      enum:
      - PENDING
      - SETTLED
      - DECLINED
      - REVERSED
      - CANCELED
      - RETURNED
    create_external_payment_request:
      title: Create External Payment Request
      type: object
      properties:
        category:
          $ref: '#/components/schemas/external_payment_category'
        financial_account_token:
          type: string
          format: uuid
        amount:
          type: integer
        memo:
          type: string
        user_defined_id:
          type: string
        effective_date:
          type: string
          format: date
        token:
          description: Customer-provided token that will serve as an idempotency token. This token will become the transaction token.
          type: string
          format: uuid
        payment_type:
          $ref: '#/components/schemas/external_payment_direction'
        progress_to:
          $ref: '#/components/schemas/external_payment_progress_to'
      required:
      - category
      - financial_account_token
      - amount
      - effective_date
      - payment_type
    detailed_results:
      title: Detailed Results
      type: string
      enum:
      - APPROVED
      - INSUFFICIENT_FUNDS
    transaction_result:
      title: Transaction Result
      type: string
      enum:
      - APPROVED
      - DECLINED
    external_payment_action_request:
      title: External Payment Action Request
      type: object
      properties:
        memo:
          type: string
        effective_date:
          type: string
          format: date
      required:
      - effective_date
    external_payment_progress_to:
      title: External Payment Progress To
      type: string
      enum:
      - SETTLED
      - RELEASED
    error:
      type: object
      properties:
        debugging_request_id:
          type: string
          format: uuid
          description: Identifier to help debug an error.
        message:
          type: string
          description: Explanation of error response.
      required:
      - debugging_request_id
      - message
    external_payment_response:
      title: External Payment Response
      allOf:
      - $ref: '#/components/schemas/base_transaction'
      - type: object
        properties:
          family:
            type: string
            const: EXTERNAL_PAYMENT
            description: EXTERNAL_PAYMENT - External Payment Response
          result:
            $ref: '#/components/schemas/transaction_result'
          category:
            $ref: '#/components/schemas/external_payment_category'
          settled_amount:
            type: integer
          pending_amount:
            type: integer
          currency:
            type: string
          events:
            type: array
            items:
              $ref: '#/components/schemas/external_payment_event'
          user_defined_id:
            type:
            - string
            - 'null'
          financial_account_token:
            type: string
            format: uuid
          payment_type:
            $ref: '#/components/schemas/external_payment_direction'
      required:
      - result
      - category
      - family
      - settled_amount
      - pending_amount
      - currency
      - events
      - financial_account_token
      - payment_type
    external_payment_category:
      title: External Payment Category
      type: string
      enum:
      - EXTERNAL_WIRE
      - EXTERNAL_ACH
      - EXTERNAL_CHECK
      - EXTERNAL_FEDNOW
      - EXTERNAL_RTP
      - EXTERNAL_TRANSFER
  responses:
    BadRequest:
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/error'
      description: A parameter in the query given in the request does not match the valid queries for the endpoint.
    NotFound:
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/error'
      description: The specified resource was not found.
    Unauthorized:
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/error'
      description: '|   |   |

        |---|---|

        | User has not been authenticated | Invalid or missing API key |

        | API key is not active | The API key used is no longer active |

        | Could not find API key | The API key provided is not associated with any user |

        | Please provide API key in Authorization header | The Authorization header is not in the request |

        | Please provide API key in the form Authorization: [api-key] | The Authorization header is not formatted properly |

        | Insufficient privileges. Issuing API key required | Write access requires an Issuing API key. Reach out at [lithic.com/contact](https://lithic.com/contact) |

        | Insufficient privileges to create virtual cards. | Creating virtual cards requires an additional privilege | Reach out at [lithic.com/contact](https://lithic.com/contact) |

        '
    TooManyRequests:
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/error'
      description: 'Client has exceeded the number of allowed requests in a given time period.


        |   |   |

        |---|---|

        | Rate limited, too many requests per second | User has exceeded their per second rate limit |

        | Rate limited, reached daily limit | User has exceeded their daily rate limit |

        | Rate limited, too many keys tried | One IP has queried too many different API keys |

        '
  parameters:
    startingAfter:
      description: A cursor representing an item's token after which a page of results should begin. Used to retrieve the next page of results after this item.
      in: query
      name: starting_after
      required: false
      schema:
        type: string
    endTime:
      description: Date string in RFC 3339 format. Only entries created before the specified time will be included. UTC time zone.
      in: query
      name: end
      schema:
        format: date-time
        type: string
    beginTime:
      description: Date string in RFC 3339 format. Only entries created after the specified time will be included. UTC time zone.
      in: query
      name: begin
      schema:
        format: date-time
        type: string
    endingBefore:
      description: A cursor representing an item's token before which a page of results should end. Used to retrieve the previous page of results before this item.
      in: query
      name: ending_before
      required: false
      schema:
        type: string
    pageSize:
      description: Page size (for pagination).
      in: query
      name: page_size
      schema:
        default: 50
        maximum: 100
        minimum: 1
        type: integer
  securitySchemes:
    ApiKeyAuth:
      in: header
      name: Authorization
      type: apiKey