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-continue>
    <allredirects garcontinue="Extracts" />
  </query-continue>
  <query>
    <pages>
      <page pageid="1534" ns="0" title="Beer Judge Certification Program" />
      <page pageid="1436" ns="0" title="Beer Quotes" />
      <page pageid="1396" ns="0" title="Beer Styles" />
      <page pageid="1559" ns="0" title="Belgian Blond Ale" />
      <page pageid="1550" ns="0" title="Berliner Weisse" />
      <page pageid="1484" ns="0" title="Bottling" />
      <page pageid="1543" ns="0" title="California Common" />
      <page pageid="1498" ns="0" title="Counter Pressure Filler" />
      <page pageid="1546" ns="0" title="Dry Stout" />
      <page pageid="1471" ns="0" title="European Brewing Convention" />
    </pages>
  </query>
</api>