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-continue>
    <backlinks gblcontinue="0|Main_Page|6100" />
  </query-continue>
  <query>
    <pages>
      <page pageid="1697" ns="0" title="Home" contentmodel="wikitext" pagelanguage="en" touched="2016-01-17T01:32:09Z" lastrevid="2466" counter="5779" length="23" redirect="" />
      <page pageid="1992" ns="0" title="Frequently Asked Questions" contentmodel="wikitext" pagelanguage="en" touched="2010-09-23T23:54:56Z" lastrevid="22296" counter="397262" length="33385" />
      <page pageid="2307" ns="2" title="User:Lozzo/Sandbox" contentmodel="wikitext" pagelanguage="en" touched="2007-09-30T17:52:55Z" lastrevid="6105" counter="11358" length="1996" />
      <page pageid="2320" ns="3" title="User talk:Lozzo" contentmodel="wikitext" pagelanguage="en" touched="2010-09-29T14:17:06Z" lastrevid="12932" counter="5394" length="2566" />
      <page pageid="2429" ns="5" title="LinuxMCE talk:Community Portal" contentmodel="wikitext" pagelanguage="en" touched="2010-09-29T14:17:06Z" lastrevid="12578" counter="26134" length="27050" />
      <page pageid="5349" ns="0" title="Main Page pre 2011" contentmodel="wikitext" pagelanguage="en" touched="2016-01-17T01:32:09Z" lastrevid="29234" counter="700" length="23" redirect="" new="" />
      <page pageid="6095" ns="12" title="Help:Editing advanced" contentmodel="wikitext" pagelanguage="en" touched="2013-06-22T08:51:58Z" lastrevid="34200" counter="7703" length="11262" />
      <page pageid="6096" ns="10" title="Template:Nav" contentmodel="wikitext" pagelanguage="en" touched="2012-09-28T12:57:25Z" lastrevid="32262" counter="1015" length="158" />
      <page pageid="6097" ns="0" title="Contributing to LMCE" contentmodel="wikitext" pagelanguage="en" touched="2012-10-01T15:44:56Z" lastrevid="32465" counter="14396" length="3015" />
      <page pageid="6098" ns="0" title="1. Where do I start?" contentmodel="wikitext" pagelanguage="en" touched="2015-09-20T22:21:39Z" lastrevid="32691" counter="12691" length="3285" />
    </pages>
  </query>
</api>