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="BR138" />
  </query-continue>
  <query>
    <allpages>
      <p pageid="57" ns="0" title="BIPPS" />
      <p pageid="3082" ns="0" title="BIPPS YouTube directory" />
      <p pageid="113854" ns="0" title="BMX Bicycles On The Market - The Primary Receiving Instructions" />
      <p pageid="113855" ns="0" title="BMX Motorcycles On The Market - The Fundamental Finding Recommendations" />
      <p pageid="8343" ns="0" title="BR114 2010" />
      <p pageid="8306" ns="0" title="BR115 2010" />
      <p pageid="8318" ns="0" title="BR118 2010" />
      <p pageid="8336" ns="0" title="BR123 2010" />
      <p pageid="8310" ns="0" title="BR133 2010" />
      <p pageid="8322" ns="0" title="BR135 2010" />
    </allpages>
  </query>
</api>