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>
    <allimages gaicontinue="2005_cajunbot_contract_letter.pdf" />
  </query-continue>
  <query>
    <pages>
      <page pageid="467" ns="6" title="File:001417B.pdf" />
      <page pageid="468" ns="6" title="File:001422B.pdf" />
      <page pageid="961" ns="6" title="File:002-dsc 0046.jpg" />
      <page pageid="962" ns="6" title="File:004-img027.jpg" />
      <page pageid="963" ns="6" title="File:005-path wp 3.png.jpeg" />
      <page pageid="295" ns="6" title="File:0 0 10 - 10 0 20 - 20 0 10 - 10 0 0.jpg" />
      <page pageid="296" ns="6" title="File:0 0 10 - 10 0 20 - 20 0 10 - 10 0 0 and lookat.jpg" />
      <page pageid="428" ns="6" title="File:10 DataSheet LMS Z390 24 04 2006 PRELIMINARY.pdf" />
      <page pageid="429" ns="6" title="File:10 DataSheet LMS Z420i 22 05 2006.pdf" />
      <page pageid="319" ns="6" title="File:2005 cajunbot acceptance letter.pdf" />
    </pages>
  </query>
</api>