---
title: "List Checkpoint Traces"
method: GET
path: "/v2/models/{model_id}/checkpoints/{checkpoint_id}/traces"
tags: ["models"]
---

# List Checkpoint Traces

`GET /v2/models/{model_id}/checkpoints/{checkpoint_id}/traces`

List recent traces produced by a specific model checkpoint.

## Path parameters

- `model_id` string, uuid, required
- `checkpoint_id` string, uuid, required

## Query parameters

- `limit` integer

## Response `200`

Successful Response

- CheckpointTraceRow[]
  - `trace_id` string, uuid, required
  - `reward` number, nullable
  - `status` string, required
  - `created_at` string, date-time, required

## Other responses

- `400` — Invalid or malformed request
- `401` — Missing or invalid credentials
- `403` — Caller may not access this resource
- `404` — Referenced entity does not exist
- `409` — Resource already exists
- `422` — Validation Error

---

[API](https://skmtc.dev/hud/apis/hud-platform.md) · [All operations](https://skmtc.dev/hud/apis/hud-platform/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/hud/hud-platform/revisions/58558fc733d9/schema)