You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information.
<?xml version="1.0"?>
<api>
  <query>
    <pages>
      <page pageid="13" ns="0" title="Copyright, Copyleft, and the Future of the Publishing Industry" />
      <page pageid="29" ns="0" title="Former Students I&#039;m Still Committed To" />
      <page pageid="33" ns="0" title="Jan 2010 APCE Presentation" />
      <page pageid="273" ns="0" title="Sermon for April 10th, 2016" />
      <page pageid="176" ns="0" title="Sermon for April 13, 2014" />
      <page pageid="65" ns="0" title="Sermon for August 1, 2010" />
      <page pageid="383" ns="0" title="Sermon for May 13th, 2018" />
      <page pageid="111" ns="0" title="Ten Ex-Students I&#039;m Still Committed To" />
    </pages>
  </query>
</api>