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="Berlin_Pirates_manifesto,_Asylum_and_Migration_Policy" />
  </query-continue>
  <query>
    <pages>
      <page ns="0" title="Barack Obama" missing="" />
      <page ns="0" title="Basisdemokratie" missing="" />
      <page ns="0" title="Beatrice Ask" missing="" />
      <page ns="0" title="Benutzer:Bastian" missing="" />
      <page ns="0" title="Benutzer:Piratenradio" missing="" />
      <page pageid="20746" ns="0" title="Become an Individual Member of PPI" />
      <page pageid="348" ns="0" title="Belgium" />
      <page pageid="817" ns="0" title="Benutzer:Mendoza/BOINC" />
      <page pageid="2098" ns="0" title="Berlin Pirates manifesto, Addiction policy" />
      <page pageid="2095" ns="0" title="Berlin Pirates manifesto, Art &amp; Culture" />
    </pages>
  </query>
</api>