---
title: "List Training Job Checkpoints"
method: GET
path: "/felix/training-jobs/{job_id}/checkpoints"
tags: ["felix"]
---

# List Training Job Checkpoints

`GET /felix/training-jobs/{job_id}/checkpoints`

List all checkpoints for a training job visible to the caller's team.

## Path parameters

- `job_id` string, required

## Response `200`

Successful Response

- CheckpointListResponse — List of checkpoints response
  - `success` boolean, required
  - `checkpoints` CheckpointResponse[], required
    - `id` string, required
    - `job_id` string, required
    - `epoch` integer, required
    - `step` integer, nullable
    - `training_loss` number, nullable
    - `validation_loss` number, nullable
    - `accuracy` number, nullable
    - `learning_rate` number, nullable
    - `gpu_memory_used` integer, nullable
    - `gpu_memory_total` integer, nullable
    - `checkpoint_path` string, nullable
    - `is_deployable` boolean
    - `is_best` boolean
    - `is_final` boolean
    - `created_at` string, required
    - `updated_at` string, required
  - `count` integer, required

## Other responses

- `422` — Validation Error

## Changes

- **2026-09-24** `1cffaad2a921` — 1 warning, 1 info
  - removed the optional property `detail` from the response with the `422` status
  - added the required property `error` to the response with the `422` status

[Change history](https://skmtc.dev/pioneer/apis/brain-api/changes/felix/training-jobs/:job_id/checkpoints/get.md)

---

[API](https://skmtc.dev/pioneer/apis/brain-api.md) · [All operations](https://skmtc.dev/pioneer/apis/brain-api/llms.txt) · [OpenAPI document](https://skmtc.dev/pioneer/apis/brain-api/revisions/1cffaad2a921?raw)