openapi: 3.0.3
info:
  title: Pirsch Access Links Tracking API
  description: RESTful API for sending page views, events, and session data to Pirsch, and for querying statistics including visitors, pages, referrers, UTM parameters, geo-location, device, browser, conversion goals, funnels, and real-time active visitors. Also exposes management endpoints for domains, members, clients, webhooks, email reports, traffic filters, short links, and views.
  version: '1'
  contact:
    name: Pirsch Support
    url: https://pirsch.io
  license:
    name: Proprietary
    url: https://pirsch.io/privacy
servers:
- url: https://api.pirsch.io/api/v1
  description: Pirsch production API
security:
- BearerAuth: []
tags:
- name: Tracking
  description: Send page views, events, and session keep-alive signals
paths:
  /hit:
    post:
      operationId: sendPageView
      summary: Send a page view
      description: Track a single page view for a domain
      tags:
      - Tracking
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/HitRequest'
      responses:
        '200':
          description: Page view accepted
        '400':
          description: Validation error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
  /hit/batch:
    post:
      operationId: sendPageViewBatch
      summary: Send multiple page views
      description: Track a batch of page views
      tags:
      - Tracking
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: array
              items:
                $ref: '#/components/schemas/HitBatchRequest'
      responses:
        '200':
          description: Batch accepted
        '400':
          description: Validation error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
  /event:
    post:
      operationId: sendEvent
      summary: Send a custom event
      description: Track a single custom event with optional metadata
      tags:
      - Tracking
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/EventRequest'
      responses:
        '200':
          description: Event accepted
        '400':
          description: Validation error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
  /event/batch:
    post:
      operationId: sendEventBatch
      summary: Send multiple custom events
      description: Track a batch of custom events
      tags:
      - Tracking
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: array
              items:
                $ref: '#/components/schemas/EventBatchRequest'
      responses:
        '200':
          description: Batch accepted
        '400':
          description: Validation error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
  /session:
    post:
      operationId: keepSessionAlive
      summary: Keep a session alive
      description: Extend an existing visitor session
      tags:
      - Tracking
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SessionRequest'
      responses:
        '200':
          description: Session extended
        '400':
          description: Validation error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
  /session/batch:
    post:
      operationId: keepSessionAliveBatch
      summary: Keep multiple sessions alive
      description: Extend multiple visitor sessions in a single request
      tags:
      - Tracking
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: array
              items:
                $ref: '#/components/schemas/SessionBatchRequest'
      responses:
        '200':
          description: Sessions extended
components:
  schemas:
    HitRequest:
      type: object
      required:
      - url
      - ip
      - user_agent
      properties:
        url:
          type: string
          format: uri
          description: Full URL of the page viewed
        ip:
          type: string
          description: Visitor IP address
        user_agent:
          type: string
          description: Visitor User-Agent header value
        accept_language:
          type: string
          description: Accept-Language header value
        referrer:
          type: string
          description: HTTP Referer header value
        title:
          type: string
          description: Page title
        sec_ch_ua:
          type: string
          description: Sec-CH-UA client hint header
        sec_ch_ua_mobile:
          type: string
          description: Sec-CH-UA-Mobile client hint header
        sec_ch_ua_platform:
          type: string
          description: Sec-CH-UA-Platform client hint header
        sec_ch_ua_platform_version:
          type: string
          description: Sec-CH-UA-Platform-Version client hint header
        sec_ch_width:
          type: string
          description: Sec-CH-Width client hint header
        sec_ch_viewport_width:
          type: string
          description: Sec-CH-Viewport-Width client hint header
        screen_width:
          type: integer
          description: Screen width in pixels
        screen_height:
          type: integer
          description: Screen height in pixels
        disable_bot_filter:
          type: boolean
          description: Disable bot filtering for this request
        tags:
          type: object
          additionalProperties:
            type: string
          description: Custom key-value tags
    ErrorResponse:
      type: object
      properties:
        validation:
          type: object
          additionalProperties:
            type: array
            items:
              type: string
          description: Field-level validation errors
        error:
          type: array
          items:
            type: string
          description: General error messages
        context:
          type: object
          additionalProperties: true
          description: Additional error context
    HitBatchRequest:
      type: object
      allOf:
      - $ref: '#/components/schemas/HitRequest'
      - type: object
        required:
        - time
        properties:
          time:
            type: string
            format: date-time
            description: Timestamp of the page view (ISO 8601)
    EventRequest:
      type: object
      allOf:
      - $ref: '#/components/schemas/HitRequest'
      - type: object
        required:
        - event_name
        properties:
          event_name:
            type: string
            description: Name of the event
          event_duration:
            type: number
            description: Event duration in seconds
          event_meta:
            type: object
            additionalProperties:
              type: string
            description: Event metadata key-value pairs
          non_interactive:
            type: boolean
            description: Whether the event is non-interactive
    SessionRequest:
      type: object
      required:
      - ip
      - user_agent
      properties:
        ip:
          type: string
        user_agent:
          type: string
        sec_ch_ua:
          type: string
        sec_ch_ua_mobile:
          type: string
        sec_ch_ua_platform:
          type: string
        sec_ch_ua_platform_version:
          type: string
        disable_bot_filter:
          type: boolean
    SessionBatchRequest:
      type: object
      allOf:
      - $ref: '#/components/schemas/SessionRequest'
      - type: object
        required:
        - time
        properties:
          time:
            type: string
            format: date-time
    EventBatchRequest:
      type: object
      allOf:
      - $ref: '#/components/schemas/EventRequest'
      - type: object
        required:
        - time
        properties:
          time:
            type: string
            format: date-time
  securitySchemes:
    BearerAuth:
      type: http
      scheme: bearer
      description: Pass an OAuth2 access token obtained from POST /token, or a static access key, as a Bearer token in the Authorization header.