# GET /v4/auth/nonce/{address}

_Merkl API_

Generate a unique nonce and message for wallet authentication.

### Path parameters

- `address` (string) _(required)_

## Responses

- **200** Response for status 200

## Example request

```bash
curl -X GET "https://api.merkl.xyz//v4/auth/nonce/{address}" \
  -H "x-api-key: YOUR_API_KEY"
```