> ## Documentation Index
> Fetch the complete documentation index at: https://docs.e6data.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Telemetry traces

> telemetry traces. GET /api/v1/telemetry/traces. Read bounded spans from the latest 15 minutes. Trace IDs accept hexadecimal or UUID form.

ReferenceApplies to: Unified engine deployments

## Related guidance

[Addresses and access](https://docs.e6data.com/transformation/http/access.md) · [Request identity](https://docs.e6data.com/transformation/http/request-identity.md) · [Errors and recovery](https://docs.e6data.com/transformation/http/errors.md) · [Pagination and results](https://docs.e6data.com/transformation/http/results.md)


## OpenAPI

````yaml openapi/transformation.json GET /api/v1/telemetry/traces
openapi: 3.1.0
info:
  description: >-
    HTTP contracts for the Unified engine. Requests use the connected
    deployment's access model and configured owner. Response examples are
    illustrative; inspect your engine response in your client. SQL-managed
    secrets, credentials, streaming pipelines and maintenance run through
    session operations.
  title: Laminar Unified HTTP API
  version: v1
servers:
  - url: https://engine.example.com
    description: >-
      Example engine origin. Replace it with your deployment URL and any API
      mount prefix.
security: []
paths:
  /api/v1/telemetry/traces:
    get:
      tags:
        - Observability
      summary: telemetry traces
      description: >-
        telemetry traces. GET /api/v1/telemetry/traces. Read bounded spans from
        the latest 15 minutes. Trace IDs accept hexadecimal or UUID form.
      operationId: telemetry_traces
      parameters:
        - in: query
          name: limit
          required: false
          schema:
            maximum: 200
            minimum: 1
            type: integer
        - in: query
          name: trace_id
          required: false
          schema:
            type: string
      responses:
        '200':
          content:
            application/json:
              schema:
                properties:
                  records:
                    items:
                      $ref: >-
                        #/components/schemas/app_telemetry_src_traces_rs_RecentTrace
                    type: array
                  truncated:
                    type: boolean
                type: object
          description: Successful response.
        default:
          content:
            application/json:
              example:
                error:
                  code: invalid_request
                  message: Check the request fields
              schema:
                $ref: '#/components/schemas/ApiError'
          description: A rejected or failed request. Inspect error.code before retrying.
components:
  schemas:
    app_telemetry_src_traces_rs_RecentTrace:
      properties:
        duration_nanos:
          minimum: 0
          type: integer
        operation:
          type: string
        parent_span_id:
          type: string
        span_id:
          type: string
        started_unix_millis:
          minimum: 0
          type: integer
        started_unix_nanos:
          minimum: 0
          type: integer
        status:
          type: string
        trace_id:
          type: string
      required:
        - trace_id
        - span_id
        - parent_span_id
        - operation
        - started_unix_millis
        - started_unix_nanos
        - duration_nanos
        - status
      type: object
    ApiError:
      properties:
        error:
          properties:
            code:
              type: string
            message:
              type: string
          required:
            - code
            - message
          type: object
      required:
        - error
      type: object

````

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