---
title: "List Traces"
method: GET
path: "/traces"
tags: ["review"]
---

# List Traces

`GET /traces`

## Request

- Base URL: `https://api.os3robotics.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.os3robotics.com/traces`
- Auth: one of:
  - HTTP bearer
  - HTTP bearer

## Query parameters

- `workspace_id` string, uuid, nullable
- `task_id` string, uuid, nullable
- `model_id` string, nullable
- `key_id` string, uuid, nullable
- `status` 'ok' | 'error', nullable
- `labelled` boolean, nullable
- `since` string, date-time, nullable
- `source` 'app' | 'evaluation', nullable
- `limit` integer
- `after` string, nullable

## Response `200`

Successful Response

- TraceSummary[]
  - `trace_id` string, required
  - `workspace_id` string, uuid, nullable, required
  - `created_at` string, date-time, required
  - `model_vendor` string, required
  - `model_id` string, required
  - `route_kind` string, nullable, required
  - `latency_ms` number, nullable, required
  - `tokens_in` integer, nullable, required
  - `tokens_out` integer, nullable, required
  - `cost_usd` string, nullable, required
  - `task_id` string, uuid, nullable, required
  - `task_label` string, nullable, required
  - `status` integer, nullable, required
  - `parsed` boolean, required
  - `path` string, nullable, required
  - `stop_reason` string, nullable, required
  - `label_count` integer, required
  - `robot_ref` string, nullable, required
  - `episode_id` string, nullable, required
  - `step_index` integer, nullable, required
  - `artifact_id` string, uuid, nullable, required

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/os3robotics/apis/os3-api.md) - [All operations](https://skmtc.dev/os3robotics/apis/os3-api/llms.txt) - [OpenAPI document](https://skmtc.dev/os3robotics/apis/os3-api/revisions/af32cd4f14bb?raw)