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="Standards_for_File_Organization" />
  </query-continue>
  <query>
    <pages>
      <page pageid="44" ns="0" title="CINDY Cognitive Architecture" />
      <page pageid="67" ns="0" title="CORO Software Development Environment" />
      <page pageid="43" ns="0" title="CSD Cognitive Architecture" />
      <page pageid="61" ns="0" title="Cognitive Robotics Lecture Plan" />
      <page pageid="63" ns="0" title="Cognitive Robotics Lecture Schedule" />
      <page pageid="39" ns="0" title="Cognitive Robotics Resources" />
      <page pageid="1" ns="0" title="David Vernon&#039;s Wiki" />
      <page pageid="53" ns="0" title="ERF2016 SPARC Workshop on Cognitive Robotics" />
      <page pageid="83" ns="0" title="Robotics in Africa" />
      <page pageid="18" ns="0" title="Standards for Component Functionality" />
    </pages>
  </query>
</api>