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>
    <alllinks galcontinue="Bat|165" />
  </query-continue>
  <query>
    <pages>
      <page pageid="22" ns="4" title="Twinsuniverse:Articles layout" />
      <page pageid="124" ns="6" title="File:Carlo (Baggage Claim).jpg" />
      <page pageid="323" ns="0" title="Carlo (Baggage Claim)" />
      <page pageid="350" ns="0" title="Baggage Claim Owner" />
      <page pageid="355" ns="0" title="Jerome Baldino" />
      <page pageid="422" ns="0" title="Esmer" />
      <page pageid="532" ns="0" title="Baggage Claim Rabbibunny" />
      <page pageid="909" ns="0" title="Proto-Pack" />
      <page pageid="1217" ns="0" title="Esmer shuttle" />
    </pages>
  </query>
</api>