---
title: "Get changes between current_release and next_release"
method: GET
path: "/api/v1/datasets/{datasetSlug}/versions/diff"
tags: ["Datasets"]
---

# Get changes between current_release and next_release

`GET /api/v1/datasets/{datasetSlug}/versions/diff`

## Request

- Base URL: `https://dev.noveum.ai`
- URL: `https://dev.noveum.ai/api/v1/datasets/{datasetSlug}/versions/diff`
- Auth: API key in cookie `apiKeyCookie` and HTTP bearer

Returns a detailed diff showing items added, deleted, and modified between the current published version and the next unpublished version. Useful for reviewing changes before publishing.

## Path parameters

- `datasetSlug` string, required

## Response `200`

Version diff

- object
  - `success` boolean, required
  - `current_release` string, required
  - `next_release` string, required
  - `summary` object, required
    - `added` integer, required
    - `deleted` integer, required
    - `modified` integer, required
    - `total_changes` integer, required
  - `changes` object, required
    - `added` string[], required
    - `deleted` string[], required
    - `modified` string[], required
  - `current_release_count` integer, required
  - `next_release_count` integer, required

## Other responses

- `201`: Created
- `400`: Bad request
- `401`: Unauthorized
- `403`: Forbidden
- `404`: Dataset not found
- `409`: Conflict
- `422`: Unprocessable entity
- `500`: Internal server error

---

[API](https://skmtc.dev/noveum/apis/noveum-api.md) · [All operations](https://skmtc.dev/noveum/apis/noveum-api/llms.txt) · [OpenAPI document](https://skmtc.dev/noveum/apis/noveum-api/revisions/1745e27f38d0?raw)