> ## Documentation Index
> Fetch the complete documentation index at: https://ancplua.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Get apiv1logspatterns

> Get log patterns



## OpenAPI

````yaml /api-reference/openapi.yaml get /api/v1/logs/patterns
openapi: 3.0.0
info:
  title: QYL Observability API
  version: '2026-01-26'
servers:
  - url: https://api.staging.qyl.dev
    description: QYL Staging API
    variables: {}
  - url: https://api.qyl.dev
    description: QYL Production API
    variables: {}
security: []
tags:
  - name: Streaming
  - name: Traces
  - name: Logs
  - name: Metrics
  - name: Sessions
  - name: Errors
  - name: Deployments
  - name: Services
  - name: Health
  - name: Workspaces
  - name: Onboarding
  - name: Configurator
  - name: Issues
  - name: Workflows
  - name: Search
  - name: Alerts
paths:
  /api/v1/logs/patterns:
    get:
      tags:
        - Logs
      description: Get log patterns
      operationId: LogsApi_getPatterns
      parameters:
        - name: serviceName
          in: query
          required: false
          description: Service name filter
          schema:
            type: string
          explode: false
        - name: startTime
          in: query
          required: false
          description: Start time
          schema:
            type: string
            format: date-time
          explode: false
        - name: endTime
          in: query
          required: false
          description: End time
          schema:
            type: string
            format: date-time
          explode: false
        - name: minCount
          in: query
          required: false
          description: Minimum occurrences
          schema:
            type: integer
            format: int32
          explode: false
      responses:
        '200':
          description: The request has succeeded.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Qyl.Domains.Observe.Log.LogPattern'
        '500':
          description: Internal server error (500)
          headers:
            X-Trace-Id:
              required: false
              description: Trace ID for correlation
              schema:
                type: string
            X-Request-Id:
              required: false
              description: Request ID for support
              schema:
                type: string
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Qyl.Common.Errors.InternalServerError'
components:
  schemas:
    Qyl.Domains.Observe.Log.LogPattern:
      type: object
      required:
        - pattern_id
        - template
        - sample
        - count
        - first_seen
        - last_seen
        - trend
      properties:
        pattern_id:
          type: string
          description: Pattern ID
        template:
          type: string
          description: Pattern template
        sample:
          type: string
          description: Sample log message
        count:
          allOf:
            - $ref: '#/components/schemas/Qyl.Common.Count'
          description: Occurrence count
        first_seen:
          type: string
          format: date-time
          description: First seen
        last_seen:
          type: string
          format: date-time
          description: Last seen
        trend:
          allOf:
            - $ref: '#/components/schemas/Qyl.Domains.Observe.Log.LogPatternTrend'
          description: Trend
        severity_distribution:
          type: array
          items:
            $ref: '#/components/schemas/Qyl.Domains.Observe.Log.LogSeverityStats'
          description: Severity distribution
      description: Detected log pattern
    Qyl.Common.Errors.InternalServerError:
      type: object
      required:
        - title
      properties:
        title:
          type: string
          enum:
            - Internal Server Error
        error_code:
          type: string
          description: Error code for support reference
      allOf:
        - $ref: '#/components/schemas/Qyl.Common.Errors.ProblemDetails'
      description: Internal server error (500)
    Qyl.Common.Count:
      type: integer
      format: int64
      minimum: 0
      description: Generic non-negative counter
      x-csharp-type: long
      x-duckdb-type: BIGINT
    Qyl.Domains.Observe.Log.LogPatternTrend:
      type: string
      enum:
        - increasing
        - decreasing
        - stable
        - new
        - spike
      description: Log pattern trend
    Qyl.Domains.Observe.Log.LogSeverityStats:
      type: object
      required:
        - severity
        - severity_text
        - count
        - percentage
      properties:
        severity:
          allOf:
            - $ref: '#/components/schemas/Qyl.OTel.Enums.SeverityNumber'
          description: Severity number
        severity_text:
          type: string
          description: Severity text
        count:
          allOf:
            - $ref: '#/components/schemas/Qyl.Common.Count'
          description: Count
        percentage:
          allOf:
            - $ref: '#/components/schemas/Qyl.Common.Percentage'
          description: Percentage of total
      description: Log stats by severity
    Qyl.Common.Errors.ProblemDetails:
      type: object
      required:
        - type
        - title
        - status
      properties:
        type:
          type: string
          format: uri
          description: A URI reference identifying the problem type
          default: about:blank
        title:
          type: string
          description: A short, human-readable summary of the problem type
        status:
          type: integer
          format: int32
          description: >-
            The HTTP status code (informational only, actual code set by
            subtype)
        detail:
          type: string
          description: A human-readable explanation specific to this occurrence
        instance:
          type: string
          format: uri
          description: A URI reference identifying the specific occurrence
        timestamp:
          type: string
          format: date-time
          description: Timestamp of the error
      description: RFC 7807 Problem Details for HTTP APIs
    Qyl.OTel.Enums.SeverityNumber:
      type: number
      enum:
        - 0
        - 1
        - 2
        - 3
        - 4
        - 5
        - 6
        - 7
        - 8
        - 9
        - 10
        - 11
        - 12
        - 13
        - 14
        - 15
        - 16
        - 17
        - 18
        - 19
        - 20
        - 21
        - 22
        - 23
        - 24
      description: Log severity number following OTel specification (1-24)
    Qyl.Common.Percentage:
      type: number
      format: double
      minimum: 0
      maximum: 100
      description: Percentage value (0.0 to 100.0)
      x-csharp-type: double
      x-duckdb-type: DOUBLE

````