---
title: "Put Checkpoint"
method: POST
path: "/checkpoints/put"
tags: ["Checkpoints"]
---

# Put Checkpoint

`POST /checkpoints/put`

## Request body

- PutCheckpointRequest
  - `thread_id` string, required
  - `checkpoint_ns` string
  - `checkpoint_id` string, required
  - `parent_checkpoint_id` string, nullable
  - `checkpoint` object, required
  - `metadata` object
  - `blobs` BlobData[]
    - `channel` string, required
    - `version` string, required
    - `type` string, required
    - `blob` string, nullable

## Response `200`

Successful Response

- PutCheckpointResponse
  - `thread_id` string, required
  - `checkpoint_ns` string, required
  - `checkpoint_id` string, required

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.dev/scaleapi/apis/agentex-api.md) · [All operations](https://skmtc.dev/scaleapi/apis/agentex-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/scaleapi/agentex-api/revisions/1e0aaafd5780/schema)