---
title: "Revert Card"
method: POST
path: "/api/v1/revert-card"
tags: ["Chat"]
---

# Revert Card

`POST /api/v1/revert-card`

## Request

- Base URL: `https://backend.caspr.ai` (the document declares no server; this is the origin it was published from)
- URL: `https://backend.caspr.ai/api/v1/revert-card`
- Auth: OAuth 2
  - Password
  - Token URL: `token`

Revert a card to its immediate previous version (undo last refinement).

User can only undo to immediate previous version (v3 → v2, not v3 → v1).
Current version is marked as deleted and previous version is reactivated.

## Request body

- RevertCardRequest: Request to revert a card to its immediate previous version (undo last refinement). Only reverts to immediate previous version (v3 → v2, not v3 → v1). Current version is deleted and previous version is reactivated.
  - `report_id` string, required
  - `card_id` string, required

## Response `200`

Successful Response

- RevertCardResponse
  - `success` boolean, required
  - `message` string, nullable
  - `reverted_to_version` integer, nullable
  - `card_id` string, nullable
  - `primary_card_id` string, nullable
  - `deleted_versions` integer[], nullable
  - `reverted_card` object, nullable

## Other responses

- `401`: Unauthorized
- `404`: Not Found
- `422`: Unprocessable Entity
- `500`: Internal Server Error

---

[API](https://skmtc.dev/caspr/apis/casper-api.md) - [All operations](https://skmtc.dev/caspr/apis/casper-api/llms.txt) - [OpenAPI document](https://skmtc.dev/caspr/apis/casper-api/revisions/f9765e3aa00c?raw)