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="MpOTR" />
  </query-continue>
  <query>
    <allredirects>
      <r ns="0" title="Curricula" />
      <r ns="0" title="Data Loss" />
      <r ns="0" title="DigSec/Tools" />
      <r ns="0" title="Fa/رایانه" />
      <r ns="0" title="I&#039;m worried someone is trying to lure me with a fake email (phishing)" />
      <r ns="0" title="I get a &#039;Page Not Found&#039; error" />
      <r ns="0" title="I want to be certain of the recipient&#039;s identity (and vice versa)" />
      <r ns="0" title="I want to know about options for private chat" />
      <r ns="0" title="I want to send a secure SMS (text message)" />
      <r ns="0" title="Mailpile" />
    </allredirects>
  </query>
</api>