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="Belated_Christmas_Gifts_(Usagi)|147" />
  </query-continue>
  <query>
    <pages>
      <page pageid="8" ns="0" title="Consensual Roleplay" />
      <page pageid="14" ns="0" title="Best Practices" />
      <page pageid="20" ns="4" title="MahouMUSH:Privacy policy" />
      <page pageid="21" ns="0" title="News Files" />
      <page pageid="25" ns="0" title="Themes" />
      <page pageid="26" ns="0" title="Characters" />
      <page pageid="150" ns="0" title="Makoto Kino" />
      <page pageid="454" ns="0" title="Kurota Aizawa" />
      <page pageid="648" ns="0" title="Mizudori Teion" />
      <page pageid="2623" ns="0" title="Wishes (Haruna Kurosawa)" />
    </pages>
  </query>
</api>