Agenta

Agenta Traces API

Query observability traces and spans.

Documentation GitHub OpenAPI

Operations 3

GET /traces/ Fetch traces. #

POST /spans/query Query spans with filters. #

POST /spans/analytics/query Query span analytics (cost, latency, token usage over time). #

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OpenAPI Specification

openapi: 3.2.0
info:
  title: Agenta Applications Traces API
  description: Agenta is an open-source LLMOps platform for prompt management, LLM evaluation, and LLM observability. This specification documents the public cloud REST API surface used to manage applications and variants, fetch and deploy versioned prompt configurations, run evaluations and configure evaluators, manage testsets, and ingest and query observability traces. All endpoints are authenticated with an Agenta API key passed in the Authorization header. Agenta is MIT licensed and may also be self-hosted.
  termsOfService: https://agenta.ai/terms
  contact:
    name: Agenta Support
    url: https://agenta.ai/
    email: team@agenta.ai
  license:
    name: MIT
    url: https://github.com/Agenta-AI/agenta/blob/main/LICENSE
  version: '1.0'
servers:
- url: https://cloud.agenta.ai/api
  description: Agenta Cloud (US)
- url: https://eu.cloud.agenta.ai/api
  description: Agenta Cloud (EU)
security:
- ApiKeyAuth: []
tags:
- name: Traces
  description: Query observability traces and spans.
paths:
  /traces/:
    get:
      operationId: fetchTraces
      tags:
      - Traces
      summary: Fetch traces.
      parameters:
      - name: focus
        in: query
        required: false
        schema:
          type: string
          enum:
          - trace
          - span
      - name: limit
        in: query
        required: false
        schema:
          type: integer
          default: 100
      responses:
        '200':
          description: A list of traces.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Trace'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /spans/query:
    post:
      operationId: querySpans
      tags:
      - Traces
      summary: Query spans with filters.
      requestBody:
        required: false
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SpanQueryRequest'
      responses:
        '200':
          description: A list of spans.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Span'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /spans/analytics/query:
    post:
      operationId: querySpanAnalytics
      tags:
      - Traces
      summary: Query span analytics (cost, latency, token usage over time).
      requestBody:
        required: false
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AnalyticsQueryRequest'
      responses:
        '200':
          description: Aggregated analytics buckets.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AnalyticsResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
components:
  schemas:
    Error:
      type: object
      properties:
        detail:
          oneOf:
          - type: string
          - type: object
    Windowing:
      type: object
      description: Cursor / time-window pagination controls.
      properties:
        next:
          type: string
        limit:
          type: integer
          default: 100
        oldest:
          type: string
          format: date-time
        newest:
          type: string
          format: date-time
        order:
          type: string
          enum:
          - ascending
          - descending
    Span:
      type: object
      properties:
        trace_id:
          type: string
        span_id:
          type: string
        span_name:
          type: string
        span_kind:
          type: string
        start_time:
          type: string
          format: date-time
        end_time:
          type: string
          format: date-time
        status_code:
          type: string
        attributes:
          type: object
          additionalProperties: true
    SpanQueryRequest:
      type: object
      properties:
        filtering:
          type: object
          additionalProperties: true
        windowing:
          $ref: '#/components/schemas/Windowing'
    AnalyticsResponse:
      type: object
      properties:
        buckets:
          type: array
          items:
            type: object
            properties:
              timestamp:
                type: string
                format: date-time
              total_count:
                type: integer
              total_tokens:
                type: integer
              total_cost:
                type: number
              duration_ms:
                type: number
    Trace:
      type: object
      properties:
        trace_id:
          type: string
        spans:
          type: array
          items:
            $ref: '#/components/schemas/Span'
    AnalyticsQueryRequest:
      type: object
      properties:
        filtering:
          type: object
          additionalProperties: true
        time_range:
          type: object
          properties:
            oldest:
              type: string
              format: date-time
            newest:
              type: string
              format: date-time
        interval:
          type: string
          example: 1h
  responses:
    Unauthorized:
      description: Missing or invalid API key.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    ApiKeyAuth:
      type: http
      scheme: bearer
      description: 'Agenta API key sent in the Authorization header. Generate keys from the Agenta web app under Settings > API keys. The value is passed as `Authorization: ApiKey <key>` (Bearer-style header credential).'