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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>
    <querypage qpoffset="10" />
  </query-continue>
  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20061108092055" timestamp="2006-11-08T09:20:55Z" ns="0" title="7 Nin Matsuri" />
        <page value="20061108092103" timestamp="2006-11-08T09:21:03Z" ns="0" title="10 Nin Matsuri" />
        <page value="20061108092144" timestamp="2006-11-08T09:21:44Z" ns="0" title="10 Nin Matsuri/Dancing! Natsu Matsuri" />
        <page value="20061108092218" timestamp="2006-11-08T09:22:18Z" ns="0" title="7 Nin Matsuri/Summer Reggae! Rainbow" />
        <page value="20061108094723" timestamp="2006-11-08T09:47:23Z" ns="0" title="19 (Juuku)/Omedetou" />
        <page value="20061108094933" timestamp="2006-11-08T09:49:33Z" ns="0" title="19 (Juuku)/Taisetsu na Hito" />
        <page value="20061108103551" timestamp="2006-11-08T10:35:51Z" ns="0" title="Access" />
        <page value="20061108103647" timestamp="2006-11-08T10:36:47Z" ns="0" title="Access/Moonshine Dance" />
        <page value="20061108103736" timestamp="2006-11-08T10:37:36Z" ns="0" title="Access/Only the Love Survive" />
        <page value="20061108104653" timestamp="2006-11-08T10:46:53Z" ns="0" title="ACO/Yorokobi ni Saku Hana" />
      </results>
    </querypage>
  </query>
</api>