openapi: 3.1.0
info:
  title: Gainsight CS Events API
  description: >-
    The Events API enables external systems to publish events into Gainsight,
    supporting system asset events for cross-system communication with
    operations including insert, update, upsert, and delete.
  version: '1.0'
  contact:
    name: Gainsight Support
    url: https://support.gainsight.com
    email: support@gainsight.com
  termsOfService: https://www.gainsight.com/terms-of-service/
externalDocs:
  description: Events API Documentation
  url: https://support.gainsight.com/gainsight_nxt/API_and_Developer_Docs/Events_API/Events_API
servers:
  - url: https://{domain}.gainsightcloud.com/v1
    description: Gainsight CS Production
    variables:
      domain:
        default: customer
        description: Customer-specific domain prefix
tags:
  - name: Events
    description: Publish and manage events
security:
  - apiKey: []
paths:
  /events:
    post:
      operationId: publishEvent
      summary: Gainsight Publish an event
      description: >-
        Publish an event from an external system into Gainsight. Supports system
        asset events for triggering rules and workflows.
      tags:
        - Events
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/EventInput'
      responses:
        '200':
          description: Event published successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ApiResponse'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /events/bulk:
    post:
      operationId: publishEventsBulk
      summary: Gainsight Bulk publish events
      description: Publish multiple events in a single request.
      tags:
        - Events
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
                - records
              properties:
                records:
                  type: array
                  items:
                    $ref: '#/components/schemas/EventInput'
      responses:
        '200':
          description: Events published
          content:
            application/json:
              schema:
                type: object
                properties:
                  result:
                    type: boolean
                  data:
                    type: object
                    properties:
                      successCount:
                        type: integer
                      failureCount:
                        type: integer
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /events/types:
    get:
      operationId: listEventTypes
      summary: Gainsight List event types
      description: Retrieve configured event types.
      tags:
        - Events
      responses:
        '200':
          description: Event types returned
          content:
            application/json:
              schema:
                type: object
                properties:
                  result:
                    type: boolean
                  data:
                    type: array
                    items:
                      $ref: '#/components/schemas/EventType'
        '401':
          $ref: '#/components/responses/Unauthorized'
components:
  securitySchemes:
    apiKey:
      type: apiKey
      name: accessKey
      in: header
      description: Gainsight CS REST API access key
  responses:
    Unauthorized:
      description: Authentication failed or access key is missing
    BadRequest:
      description: Invalid request body or parameters
  schemas:
    ApiResponse:
      type: object
      properties:
        result:
          type: boolean
        errorCode:
          type: string
        errorDesc:
          type: string
        requestId:
          type: string
    EventInput:
      type: object
      required:
        - eventType
        - objectType
        - operation
        - payload
      properties:
        eventType:
          type: string
          description: Event type identifier
        objectType:
          type: string
          description: Object type associated with the event
        operation:
          type: string
          enum:
            - INSERT
            - UPDATE
            - UPSERT
            - DELETE
          description: Operation type
        companyId:
          type: string
          description: Associated company Gsid
        payload:
          type: object
          description: Event payload data
        timestamp:
          type: string
          format: date-time
          description: Event timestamp
        sourceSystem:
          type: string
          description: Source system identifier
    EventType:
      type: object
      properties:
        id:
          type: string
          description: Event type identifier
        name:
          type: string
          description: Event type name
        description:
          type: string
          description: Event type description
        isActive:
          type: boolean
          description: Whether the event type is active