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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.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <querypage qpoffset="10" />
  </query-continue>
  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20060922101245" timestamp="2006-09-22T10:12:45Z" ns="0" title="Draft" />
        <page value="20130327123658" timestamp="2013-03-27T12:36:58Z" ns="0" title="FAQ export" />
        <page value="20130821091447" timestamp="2013-08-21T09:14:47Z" ns="0" title="FAQ AeroBox" />
        <page value="20150105194905" timestamp="2015-01-05T19:49:05Z" ns="0" title="Compte de résultats" />
        <page value="20160214220303" timestamp="2016-02-14T22:03:03Z" ns="0" title="Bibliothèque des rapports" />
        <page value="20160225144051" timestamp="2016-02-25T14:40:51Z" ns="0" title="Compatibilité des navigateurs" />
        <page value="20160225145031" timestamp="2016-02-25T14:50:31Z" ns="0" title="Liste de diffusion" />
        <page value="20160225150305" timestamp="2016-02-25T15:03:05Z" ns="0" title="Bien communiquer avec OpenFlyers" />
        <page value="20160225151031" timestamp="2016-02-25T15:10:31Z" ns="0" title="Formules de calcul" />
        <page value="20160225151919" timestamp="2016-02-25T15:19:19Z" ns="0" title="Historique des versions d&#039;OpenFlyers" />
      </results>
    </querypage>
  </query>
</api>