---
title: "Get an interactive training job checkpoint"
method: GET
path: "/v1/training/jobs/{job_id}/checkpoints/{kind}/{name}"
tags: ["training"]
---

# Get an interactive training job checkpoint

`GET /v1/training/jobs/{job_id}/checkpoints/{kind}/{name}`

## Request

- Base URL: `https://api.fastino.ai`
- URL: `https://api.fastino.ai/v1/training/jobs/{job_id}/checkpoints/{kind}/{name}`
- Auth: one of:
  - API key in header `X-API-Key`
  - HTTP bearer

One of the job's checkpoints: its `tinker_path`, size, visibility, metadata and expiry.

## Path parameters

- `job_id` string, required
- `kind` 'weights' | 'sampler_weights', required
- `name` string, required

## Response `200`

Successful Response

- CheckpointView: A checkpoint (the SDK's ``Checkpoint``).
  - `checkpoint_id` string, required
  - `checkpoint_type` 'training' | 'sampler', required
  - `expires_at` string, date-time, nullable
  - `public` boolean
  - `size_bytes` integer, nullable
  - `time` string, date-time, required
  - `tinker_path` string, required: The checkpoint's tinker:// path, which the SDK addresses it by.
  - `user_metadata` object, nullable

## Other responses

- `422`: Validation Error

## Changes

- **2026-10-15** `eef86c1497c1`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/fastino-ai/apis/pioneer-inference-api/changes/v1/training/jobs/:job_id/checkpoints/:kind/:name/get.md)

---

[API](https://skmtc.dev/fastino-ai/apis/pioneer-inference-api.md) - [All operations](https://skmtc.dev/fastino-ai/apis/pioneer-inference-api/llms.txt) - [OpenAPI document](https://skmtc.dev/fastino-ai/apis/pioneer-inference-api/revisions/81465e18c1d2?raw)