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>
    <pageswithprop gpwpcontinue="17393" />
  </query-continue>
  <query>
    <pages>
      <page pageid="127" ns="0" title="Жоба:Қазақ хандығы" contentmodel="wikitext" pagelanguage="kk-kz" touched="2017-04-19T07:12:05Z" lastrevid="2186" counter="1271" length="4818" />
      <page pageid="3177" ns="0" title="Қазақстан жоғарғы оқу орындарының тізімі" contentmodel="wikitext" pagelanguage="kk-kz" touched="2017-04-22T16:15:50Z" lastrevid="8320" counter="644" length="15415" />
      <page pageid="3183" ns="0" title="Астана қаласындағы көшелердің тізімі" contentmodel="wikitext" pagelanguage="kk-kz" touched="2017-04-18T14:28:51Z" lastrevid="8332" counter="357" length="36018" />
      <page pageid="11772" ns="0" title="Портал:Арал" contentmodel="wikitext" pagelanguage="kk-kz" touched="2017-04-22T05:33:15Z" lastrevid="25515" counter="330" length="5003" />
      <page pageid="17386" ns="0" title="Портал:АҚШ" contentmodel="wikitext" pagelanguage="kk-kz" touched="2017-04-20T08:23:02Z" lastrevid="36739" counter="224" length="3355" />
      <page pageid="17388" ns="0" title="Портал:Азия" contentmodel="wikitext" pagelanguage="kk-kz" touched="2017-04-20T08:23:02Z" lastrevid="36743" counter="218" length="2991" />
      <page pageid="17389" ns="0" title="Портал:Грекия" contentmodel="wikitext" pagelanguage="kk-kz" touched="2017-04-20T08:23:03Z" lastrevid="36745" counter="208" length="2474" />
      <page pageid="17390" ns="0" title="Портал:Босния және Герцеговина" contentmodel="wikitext" pagelanguage="kk-kz" touched="2017-04-20T08:23:03Z" lastrevid="36747" counter="223" length="2560" />
      <page pageid="17391" ns="0" title="Портал:Эстония" contentmodel="wikitext" pagelanguage="kk-kz" touched="2017-04-20T08:23:03Z" lastrevid="36749" counter="212" length="2219" />
      <page pageid="17392" ns="0" title="Портал:Исландия" contentmodel="wikitext" pagelanguage="kk-kz" touched="2017-04-20T08:23:03Z" lastrevid="36751" counter="255" length="2122" />
    </pages>
  </query>
</api>