# Get PyTorch backend

- **Method:** `GET`
- **Path:** `/api/v1/system/backend`
- **Operation ID:** `system_backend_api_v1_system_backend_get`
- **Tags:** System

Return the configured PyTorch backend name (cuda, mlx, or cpu) from config.

## Effective servers

- `http://127.0.0.1:8100`

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## Responses

### 200 Successful Response

**Content type:** `application/json`

schema: `SystemBackendResponse`

- **`backend`**: `string | null`

  PyTorch backend name (cuda, mlx, cpu) or null if not configured

**Example:**

```json
{
  "backend": ""
}
```

## Schemas

- `SystemBackendResponse` — shown above.