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>
    <allpages>
      <p pageid="9616" ns="0" title="B2B" />
      <p pageid="9699" ns="0" title="B2B Platform?" />
      <p pageid="9685" ns="0" title="B2b?" />
      <p pageid="2884" ns="0" title="BET2FAN: Ð’аша ідеальна Ставка" />
      <p pageid="2881" ns="0" title="BET2FUN: Найкращий Букмекер" />
      <p pageid="598" ns="0" title="BET 2 FUN: Експрес Ставки" />
      <p pageid="1245" ns="0" title="BET 2 FUN: Платформа Ставок" />
      <p pageid="2769" ns="0" title="Back Expert Interview" />
      <p pageid="6614" ns="0" title="Back Testing Trading Systems - 4 Facts You Should Know" />
      <p pageid="2458" ns="0" title="Bad Credit Loans - 9 A Person Need To Know About Australian Low Doc Loans" />
    </allpages>
  </query>
  <query-continue>
    <allpages apcontinue="Bad_Credit_Loans_-_9_Things_You_Need_Learn_About_Australian_Low_Doc_Loans" />
  </query-continue>
</api>