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>
    <recentchanges>
      <rc type="log" ns="2" title="Участник:Klyuv" rcid="275" pageid="0" revid="0" old_revid="0" timestamp="2013-11-01T06:26:02Z" />
      <rc type="log" ns="2" title="Участник:Андрей018" rcid="274" pageid="0" revid="0" old_revid="0" timestamp="2013-10-30T10:24:55Z" />
      <rc type="edit" ns="14" title="Категория:Corolla (E160)" rcid="273" pageid="38" revid="253" old_revid="252" timestamp="2013-06-16T12:40:58Z" />
      <rc type="edit" ns="14" title="Категория:Corolla (E160)" rcid="272" pageid="38" revid="252" old_revid="141" timestamp="2013-06-16T12:40:33Z" />
      <rc type="new" ns="15" title="Обсуждение категории:Corolla (E100)" rcid="271" pageid="72" revid="251" old_revid="0" timestamp="2013-06-16T10:41:47Z" />
      <rc type="log" ns="2" title="Участник:SISOPOLIS" rcid="270" pageid="0" revid="0" old_revid="0" timestamp="2013-06-16T10:38:33Z" />
      <rc type="edit" ns="0" title="Коды запчастей и заменителей (E150)" rcid="269" pageid="27" revid="250" old_revid="249" timestamp="2013-04-28T16:57:19Z" />
      <rc type="edit" ns="0" title="Коды запчастей и заменителей (E150)" rcid="268" pageid="27" revid="249" old_revid="248" timestamp="2013-04-27T12:02:02Z" />
      <rc type="edit" ns="0" title="Коды запчастей и заменителей (E150)" rcid="267" pageid="27" revid="248" old_revid="247" timestamp="2013-04-27T11:58:29Z" />
      <rc type="edit" ns="0" title="Коды запчастей и заменителей (E150)" rcid="266" pageid="27" revid="247" old_revid="246" timestamp="2013-02-06T09:30:45Z" />
    </recentchanges>
  </query>
  <query-continue>
    <recentchanges rcstart="2013-02-05T16:18:05Z" />
  </query-continue>
</api>