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>
    <alllinks galcontinue="Блокнот" />
  </query-continue>
  <query>
    <pages>
      <page ns="0" title="Автоателье" missing="" />
      <page ns="0" title="Атомка" missing="" />
      <page pageid="123" ns="0" title="VIP" />
      <page pageid="260" ns="0" title="Акустика" />
      <page pageid="217" ns="0" title="Амулеты" />
      <page pageid="129" ns="0" title="Армейский провиант" />
      <page pageid="454" ns="0" title="Байт-Код" />
      <page pageid="825" ns="0" title="Башня смерти" />
      <page pageid="640" ns="0" title="Биржа" />
      <page pageid="771" ns="0" title="Биржевой кризис" />
    </pages>
  </query>
</api>