ll not look into Bluemix for these values.</p>
<h2>Unauthenticated requests</h2><p>By default, the library tries to use Basic Auth and will ask for <code>api_key</code> or <code>username</code> and <code>password</code> and send an <code>Authorization: Basic XXXXXXX</code>. You can avoid this by using:</p>
<p><code>use_unauthenticated</code>.</p>
<pre class="prettyprint source lang-javascript"><code>var watson = require('watson-developer-cloud');

var dialog = watson.dialog({
  version: 'v1',
  use_unauthen