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="Baxter_Examples" />
  </query-continue>
  <query>
    <pages>
      <page ns="0" title="Basic Neural Net Tutorial" missing="" />
      <page ns="0" title="Baxter&#039;s Inverse Kinematics" missing="" />
      <page ns="0" title="Baxter&#039;s camera control" missing="" />
      <page pageid="683" ns="0" title="Band Saw" />
      <page pageid="32" ns="0" title="Basic Concepts of ROS" />
      <page pageid="39" ns="0" title="Basic Elements of Image" />
      <page pageid="27" ns="0" title="Basic Elements of ROS" />
      <page pageid="41" ns="0" title="Basic GUI feature in OpenCV- Image" />
      <page pageid="42" ns="0" title="Basic GUI feature in OpenCV- Video" />
      <page pageid="237" ns="0" title="Baxter Arm Build" />
    </pages>
  </query>
</api>