Sentrial

Sentrial Events API

Track events within agent sessions.

Documentation GitHub OpenAPI

Operations 1

POST /api/sdk/events Create an event #

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OpenAPI Specification

openapi: 3.2.0
info:
  title: Sentrial SDK Events API
  version: '1.0'
  description: Sentrial is an AI agent observability platform.
  contact:
    name: Sentrial
    url: https://sentrial.com
  x-apievangelist-generated: true
  x-apievangelist-source: https://www.sentrial.com/docs/api/sessions.md, https://www.sentrial.com/docs/api/events.md, https://www.sentrial.com/docs/api/auth.md
servers:
- url: https://api.sentrial.com
  description: Production
security:
- bearerAuth: []
tags:
- name: Events
  description: Track events within agent sessions.
paths:
  /api/sdk/events:
    post:
      operationId: createEvent
      summary: Create an event
      description: Record an event (tool call, LLM decision, state change, or error) within an agent session.
      tags:
      - Events
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateEventRequest'
            example:
              sessionId: sess_abc123def456
              eventType: tool_call
              toolName: search_kb
              toolInput:
                query: password reset
              toolOutput:
                results:
                - KB-001
                - KB-002
              reasoning: User needs password help
              estimatedCost: 0.001
      responses:
        '200':
          description: Event created.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Event'
              example:
                id: evt_xyz789
                sessionId: sess_abc123def456
                eventType: tool_call
                toolName: search_kb
                createdAt: '2025-01-12T10:30:01Z'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
        '500':
          $ref: '#/components/responses/ServerError'
components:
  schemas:
    CreateEventRequest:
      type: object
      required:
      - sessionId
      - eventType
      properties:
        sessionId:
          type: string
          description: ID of the parent session.
        eventType:
          type: string
          enum:
          - tool_call
          - llm_decision
          - state_change
          - error
          description: The type of event being recorded.
        toolName:
          type: string
          description: Name of the tool called (for tool_call events).
        toolInput:
          type: object
          additionalProperties: true
          description: Input passed to the tool.
        toolOutput:
          type: object
          additionalProperties: true
          description: Output returned by the tool.
        reasoning:
          type: string
          description: Agent's reasoning for this action.
        alternativesConsidered:
          type: array
          items:
            type: string
          description: Other options the agent considered.
        confidence:
          type: number
          description: Confidence score (0.0 to 1.0).
        estimatedCost:
          type: number
          description: Cost for this event in USD.
    Error:
      type: object
      properties:
        error:
          type: string
          description: Short error code/title.
        message:
          type: string
          description: Human-readable explanation.
      example:
        error: Unauthorized
        message: Invalid or missing API key
    Event:
      type: object
      properties:
        id:
          type: string
          description: Event ID (prefix evt_).
        sessionId:
          type: string
        eventType:
          type: string
          enum:
          - tool_call
          - llm_decision
          - state_change
          - error
        toolName:
          type: string
        createdAt:
          type: string
          format: date-time
  responses:
    NotFound:
      description: Session ID not found.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    ServerError:
      description: Server error, please retry.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    Unauthorized:
      description: Invalid or missing API key.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    BadRequest:
      description: Missing required fields or invalid data.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: API key passed as a Bearer token in the Authorization header. Keys follow the format sentrial_live_xxxxxxxxxxxxx and are created in organization Settings -> API Keys.