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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.
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<?xml version="1.0"?>
<api>
  <query-continue>
    <allimages gaicontinue="032308_No_Priorities_TRY.png" />
  </query-continue>
  <query>
    <pages>
      <page pageid="100160385" ns="6" title="File:001 Poached Breasts and Chaud-Froid Ready to Apply.jpg" />
      <page pageid="100115574" ns="6" title="File:001 roberts.jpg" />
      <page pageid="100160387" ns="6" title="File:002 First Coating of Chaud-Froid.jpg" />
      <page pageid="100160389" ns="6" title="File:003 In the Refrigerator to Set.jpg" />
      <page pageid="100160391" ns="6" title="File:006d Tarragon on the Chaud-Froid.jpg" />
      <page pageid="100160393" ns="6" title="File:008c Ready to Apply the Chicken Gelee.jpg" />
      <page pageid="100160395" ns="6" title="File:009 Applying the Chicken Gelee.jpg" />
      <page pageid="100160397" ns="6" title="File:010 Ready to Serve, with Extra Gelee Chopped and Scattered.jpg" />
      <page pageid="100174884" ns="6" title="File:011017-N-2383B-506 JDAM munition on the move.jpg" />
      <page pageid="100050408" ns="6" title="File:03130r.jpg" />
    </pages>
  </query>
</api>