openapi: 3.1.0
info:
  title: Sift Decisions Events API
  description: 'The Sift Decisions API records analyst or automation decisions (for example

    block, watch, or accept) against users, orders, sessions, and content. Decisions

    feed Sift''s machine learning models and drive downstream webhook notifications.

    '
  version: '205'
  contact:
    name: Sift
    url: https://sift.com
    email: support@sift.com
  license:
    name: Sift API Terms of Service
    url: https://sift.com/legal-and-compliance
servers:
- url: https://api.sift.com/v205
  description: Sift Production API
security:
- BasicAuth: []
tags:
- name: Events
  description: Send fraud and abuse signals to Sift for scoring.
paths:
  /events:
    post:
      summary: Sift Send Event
      description: 'Submit an event to Sift for fraud and abuse scoring. The `$type` field selects

        the reserved event type (for example, `$create_account`, `$create_order`,

        `$transaction`, `$login`, `$chargeback`, `$verification`). Pass

        `return_score=true` to receive a synchronous Sift Score in the response.

        '
      operationId: sendEvent
      tags:
      - Events
      parameters:
      - $ref: '#/components/parameters/ReturnScore'
      - $ref: '#/components/parameters/ReturnWorkflowStatus'
      - $ref: '#/components/parameters/AbuseTypes'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Event'
      responses:
        '200':
          description: Event accepted by Sift.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/EventResponse'
        '400':
          description: Invalid request.
        '429':
          description: Rate limited.
components:
  schemas:
    EventResponse:
      type: object
      properties:
        status:
          type: integer
          description: Sift internal status code (0 indicates success).
        error_message:
          type: string
        time:
          type: integer
        request:
          type: string
        score_response:
          type: object
          description: Present when `return_score=true`.
        workflow_statuses:
          type: array
          description: Present when `return_workflow_status=true`.
          items:
            type: object
    Event:
      type: object
      required:
      - $type
      - $api_key
      properties:
        $type:
          type: string
          description: Reserved Sift event type starting with a dollar sign (for example `$create_order`).
          enum:
          - $create_account
          - $update_account
          - $create_order
          - $update_order
          - $transaction
          - $login
          - $logout
          - $link_session_to_user
          - $chargeback
          - $order_status
          - $add_item_to_cart
          - $remove_item_from_cart
          - $add_promotion
          - $create_content
          - $update_content
          - $content_status
          - $flag_content
          - $submit_review
          - $send_message
          - $verification
          - $update_password
          - $security_notification
          - $custom_event
        $api_key:
          type: string
          description: Sift account API key.
        $user_id:
          type: string
        $session_id:
          type: string
        $ip:
          type: string
        $user_email:
          type: string
        $browser:
          type: object
        $app:
          type: object
  parameters:
    ReturnScore:
      name: return_score
      in: query
      schema:
        type: boolean
      description: Return a synchronous Sift Score in the response.
    AbuseTypes:
      name: abuse_types
      in: query
      schema:
        type: string
      description: Comma-separated abuse types (payment_abuse, content_abuse, account_takeover, account_abuse, promotion_abuse, legacy).
    ReturnWorkflowStatus:
      name: return_workflow_status
      in: query
      schema:
        type: boolean
      description: Return synchronous Workflow status in the response.
  securitySchemes:
    BasicAuth:
      type: http
      scheme: basic