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="Communication_Tutorial_-_SMS" />
  </query-continue>
  <query>
    <pages>
      <page ns="0" title="Changes in DLS IV" missing="" />
      <page pageid="11" ns="0" title="Basic Search" />
      <page pageid="449" ns="0" title="Bulk Programming" />
      <page pageid="62" ns="0" title="Cancel Communications" />
      <page pageid="480" ns="0" title="Changes in DLS" />
      <page pageid="190" ns="0" title="Communicate Tags" />
      <page pageid="822" ns="0" title="Communication Tutorial-PSTN" />
      <page pageid="881" ns="0" title="Communication Tutorial - Alarm.Com" />
      <page pageid="865" ns="0" title="Communication Tutorial - IP" />
      <page pageid="830" ns="0" title="Communication Tutorial - PC-Link" />
    </pages>
  </query>
</api>