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 arcontinue="Shadow_Entity" />
  </query-continue>
  <query>
    <allredirects>
      <r ns="0" title="Chronology of Events - The Author (AKA Noah Fulmer)" />
      <r ns="0" title="Chronology of Events - The Battle of the Capital Temple" />
      <r ns="0" title="Compressed Space" />
      <r ns="0" title="Conn Thompson" />
      <r ns="0" title="Corpse-thing" />
      <r ns="0" title="Her Glory" />
      <r ns="0" title="Jonathan Cortin" />
      <r ns="0" title="Noah Fulmer" />
      <r ns="0" title="Portal hub facility" />
      <r ns="0" title="Rotator" />
    </allredirects>
  </query>
</api>