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>
    <links plcontinue="433|0|SmartReach_Main_Page" />
  </query-continue>
  <query>
    <pages>
      <page pageid="433" ns="0" title="Main Page">
        <links>
          <pl ns="0" title="CloudPath: Hyper V Main Page" />
          <pl ns="0" title="CloudPath: VMware Main Page" />
          <pl ns="0" title="EasyMail Main Page" />
          <pl ns="0" title="Fortimail Main Page" />
          <pl ns="0" title="Hostpath Main Page" />
          <pl ns="0" title="MyExchange Main Page" />
          <pl ns="0" title="MySmartOffice Main Page" />
          <pl ns="0" title="Onepath Main Page" />
          <pl ns="0" title="Operations Analysis Report Main Page" />
          <pl ns="0" title="Pathway FAQs" />
        </links>
      </page>
    </pages>
  </query>
</api>