> ## Documentation Index
> Fetch the complete documentation index at: https://docs.grantiva.io/llms.txt
> Use this file to discover all available pages before exploring further.

# VRT Baselines

> Manage baseline images for visual regression testing

## List baselines

```
GET /api/v1/vrt/baselines/:project/:branch
```

### Headers

| Header      | Required | Description  |
| ----------- | -------- | ------------ |
| `X-API-Key` | Yes      | Your API key |

### Response

```json theme={null}
{
  "screens": ["Home", "Profile", "Settings", "Login"]
}
```

***

## Download baseline

```
GET /api/v1/vrt/baselines/:project/:branch/:screen
```

Returns PNG image data.

***

## Upload baseline

```
POST /api/v1/vrt/baselines/:project/:branch/:screen
```

Upload a PNG image as the new baseline for a screen.

### Body

Binary PNG data.

### Response

`200 OK`

***

## Delete baseline

```
DELETE /api/v1/vrt/baselines/:project/:branch/:screen
```

### Response

`204 No Content`

***

## Promote baselines

Copy baselines from one branch to another.

```
POST /api/v1/vrt/baselines/:project/:branch/promote
```

### Body

```json theme={null}
{
  "from_branch": "feature/new-ui"
}
```

### Response

`200 OK`