---
title: "Restore Snapshot"
method: POST
path: "/api/excel/restore-snapshot"
tags: ["Excel Processing"]
---

# Restore Snapshot

`POST /api/excel/restore-snapshot`

Restore a workbook from a previously saved snapshot.
Copies the snapshot bytes to the main S3 key and returns a fresh preview.

## Request body

- RestoreSnapshotRequest
  - `template_id` string, required
  - `snapshot_key` string, required
  - `charts` object[], nullable

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.net/qomplement/apis/fastapi.md) · [All operations](https://skmtc.net/qomplement/apis/fastapi/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/qomplement/fastapi/revisions/718de1c0d866/schema)