---
title: "Pick a diverse set of sample traces for mapper generation (span-shape, tool, telemetry and error/success coverage)"
method: GET
path: "/api/v1/etl-jobs/{id}/novaeval/sample-traces"
tags: ["ETL Jobs - NovaEval"]
---

# Pick a diverse set of sample traces for mapper generation (span-shape, tool, telemetry and error/success coverage)

`GET /api/v1/etl-jobs/{id}/novaeval/sample-traces`

## Request

- Base URL: `https://dev.noveum.ai`
- URL: `https://dev.noveum.ai/api/v1/etl-jobs/{id}/novaeval/sample-traces`
- Auth: API key in cookie `apiKeyCookie` and HTTP bearer

Pick a diverse set of sample traces for mapper generation (span-shape, tool, telemetry and error/success coverage)

## Path parameters

- `id` string, required

## Query parameters

- `organizationId` string
- `organizationSlug` string
- `limit` integer

## Response `200`

Sample traces with pick reasons

- object
  - `strategy` 'diverse' | 'recent', required
  - `traces` object[], required
    - `traceId` string, required
    - `spanCount` number
    - `errorCount` number
    - `durationMs` number
    - `spanNames` string[]
    - `hasTelemetryMarkers` boolean
    - `toolSpans` number
    - `pickReason` string, required

## Other responses

- `201`: Created
- `400`: Bad request
- `401`: Unauthorized
- `403`: Forbidden
- `404`: ETL job not found
- `409`: Conflict
- `422`: Unprocessable entity
- `500`: Internal server error

---

[API](https://skmtc.dev/noveum/apis/noveum-api.md) · [All operations](https://skmtc.dev/noveum/apis/noveum-api/llms.txt) · [OpenAPI document](https://skmtc.dev/noveum/apis/noveum-api/revisions/1745e27f38d0?raw)