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>
    <pages>
      <page pageid="2" ns="0" title="Soldering Irons/Stations in Australia" contentmodel="wikitext" pagelanguage="en" touched="2008-04-18T13:11:12Z" lastrevid="22" counter="6573" length="4096" />
      <page pageid="3" ns="0" title="Lynx" contentmodel="wikitext" pagelanguage="en" touched="2010-08-04T16:16:45Z" lastrevid="103" counter="7945" length="3477" />
      <page pageid="6" ns="0" title="FAQ Toroid Low voltage power" contentmodel="wikitext" pagelanguage="en" touched="2008-04-21T14:09:42Z" lastrevid="45" counter="8674" length="8433" />
      <page pageid="9" ns="0" title="Lynx USB DMX Dongle" contentmodel="wikitext" pagelanguage="en" touched="2009-10-02T17:01:00Z" lastrevid="251" counter="5491" length="1182" />
      <page pageid="15" ns="0" title="Enttec Pro Connections" contentmodel="wikitext" pagelanguage="en" touched="2009-09-27T19:24:31Z" lastrevid="1585" counter="16928" length="1580" />
      <page pageid="21" ns="0" title="Grinch" contentmodel="wikitext" pagelanguage="en" touched="2009-10-02T17:02:21Z" lastrevid="102" counter="4171" length="2229" />
      <page pageid="57" ns="0" title="Tiger SSR16 Detail" contentmodel="wikitext" pagelanguage="en" touched="2012-04-23T14:51:57Z" lastrevid="1602" counter="3298" length="5542" />
      <page pageid="242" ns="14" title="Category:General" contentmodel="wikitext" pagelanguage="en" touched="2013-11-14T16:15:16Z" lastrevid="952" counter="686" length="23" redirect="" new="" />
    </pages>
  </query>
</api>