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>
    <allpages apcontinue="Cryptoboss_Casino_18L" />
  </query-continue>
  <query>
    <allpages>
      <p pageid="11" ns="0" title="Beldan von den Flammen" />
      <p pageid="79" ns="0" title="Big Bass" />
      <p pageid="22" ns="0" title="Brizy AI Website Builder AI-конструктор Сайтов И Лендингов" />
      <p pageid="1433" ns="0" title="CVs Oxford University Careers Service" />
      <p pageid="1149" ns="0" title="Cat Casino 19O" />
      <p pageid="1165" ns="0" title="Cat Casino 35B" />
      <p pageid="1159" ns="0" title="Cat Casino 39q" />
      <p pageid="1163" ns="0" title="Cat Casino 44Y" />
      <p pageid="1143" ns="0" title="Cat Casino 86J" />
      <p pageid="1453" ns="0" title="Creating A Content-Rich Website" />
    </allpages>
  </query>
</api>