openapi: 3.0.3
info:
  title: Uptrace Alerts Annotations API
  description: Uptrace is an open source APM (Application Performance Monitoring) and distributed tracing platform powered by OpenTelemetry. The Uptrace REST API provides programmatic access to annotations, Prometheus metrics ingestion, alerting rules, and telemetry data including traces, metrics, and logs. Uptrace accepts telemetry data via OTLP/gRPC and OTLP/HTTP protocols in addition to Prometheus Remote Write.
  version: v1
  contact:
    name: Uptrace Support
    url: https://uptrace.dev
  license:
    name: BSL 1.1
    url: https://github.com/uptrace/uptrace/blob/master/LICENSE
servers:
- url: https://api.uptrace.dev
  description: Uptrace Cloud API
- url: http://localhost:14318
  description: Uptrace Self-Hosted (HTTP port)
security:
- BearerAuth: []
tags:
- name: Annotations
  description: Chart annotation management
paths:
  /api/v1/annotations:
    get:
      operationId: listAnnotations
      summary: List Annotations
      description: Retrieve chart annotations for a project within a time range.
      tags:
      - Annotations
      parameters:
      - name: projectId
        in: query
        required: true
        schema:
          type: integer
        description: Project identifier
      - name: startTime
        in: query
        schema:
          type: string
          format: date-time
        description: Start of time range (ISO 8601)
      - name: endTime
        in: query
        schema:
          type: string
          format: date-time
        description: End of time range (ISO 8601)
      - name: tags
        in: query
        schema:
          type: array
          items:
            type: string
        description: Filter by annotation tags
      responses:
        '200':
          description: List of annotations
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AnnotationList'
        '401':
          $ref: '#/components/responses/Unauthorized'
    post:
      operationId: createAnnotation
      summary: Create Annotation
      description: Create a chart annotation to mark a deployment, incident, or other significant event on Uptrace dashboards.
      tags:
      - Annotations
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AnnotationRequest'
      responses:
        '200':
          description: Annotation created
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Annotation'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /api/v1/annotations/{annotationId}:
    get:
      operationId: getAnnotation
      summary: Get Annotation
      description: Retrieve a specific annotation by ID.
      tags:
      - Annotations
      parameters:
      - name: annotationId
        in: path
        required: true
        schema:
          type: integer
        description: Annotation identifier
      responses:
        '200':
          description: Annotation details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Annotation'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
    put:
      operationId: updateAnnotation
      summary: Update Annotation
      description: Update an existing annotation.
      tags:
      - Annotations
      parameters:
      - name: annotationId
        in: path
        required: true
        schema:
          type: integer
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AnnotationRequest'
      responses:
        '200':
          description: Annotation updated
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Annotation'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
    delete:
      operationId: deleteAnnotation
      summary: Delete Annotation
      description: Delete a chart annotation.
      tags:
      - Annotations
      parameters:
      - name: annotationId
        in: path
        required: true
        schema:
          type: integer
      responses:
        '204':
          description: Annotation deleted
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
components:
  responses:
    BadRequest:
      description: Invalid request
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    Unauthorized:
      description: API token missing or invalid
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    NotFound:
      description: Resource not found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  schemas:
    Annotation:
      type: object
      properties:
        id:
          type: integer
        projectId:
          type: integer
        name:
          type: string
          description: Annotation label/title
        description:
          type: string
          description: Markdown-formatted description
        tags:
          type: array
          items:
            type: string
          description: Classification tags
        attrs:
          type: object
          description: Custom key-value attributes
          additionalProperties:
            type: string
        time:
          type: string
          format: date-time
          description: Time of the annotated event
        createdAt:
          type: string
          format: date-time
        updatedAt:
          type: string
          format: date-time
    Error:
      type: object
      properties:
        message:
          type: string
          description: Error message
    AnnotationRequest:
      type: object
      required:
      - name
      - projectId
      properties:
        projectId:
          type: integer
        name:
          type: string
        description:
          type: string
        tags:
          type: array
          items:
            type: string
        attrs:
          type: object
          additionalProperties:
            type: string
        time:
          type: string
          format: date-time
    AnnotationList:
      type: object
      properties:
        annotations:
          type: array
          items:
            $ref: '#/components/schemas/Annotation'
        count:
          type: integer
  securitySchemes:
    DSNAuth:
      type: apiKey
      in: header
      name: Authorization
      description: 'DSN-based token: ''Bearer <project_secret_token>'''
    BearerAuth:
      type: http
      scheme: bearer
      description: Uptrace API token