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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>
    <alllinks galcontinue="Photogrammetry" />
  </query-continue>
  <query>
    <pages>
      <page ns="0" title="Face and Body" missing="" />
      <page pageid="6" ns="0" title="Bounding Box to Coordinate System.py" />
      <page pageid="7" ns="0" title="Coordinate System to Bounding Box.py" />
      <page pageid="72" ns="0" title="Copy Bounding Box.py" />
      <page pageid="88" ns="0" title="Documents" />
      <page pageid="70" ns="0" title="Export Individual Orthophotos.py" />
      <page pageid="81" ns="0" title="Hardware" />
      <page pageid="3" ns="0" title="Links/Articles" />
      <page pageid="4" ns="0" title="Links/Gallery" />
      <page pageid="71" ns="0" title="Masks From Color.py" />
    </pages>
  </query>
</api>