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>
    <allredirects garcontinue="OPCServer:Operation_with_User_rights|106" />
  </query-continue>
  <query>
    <pages>
      <page pageid="95" ns="0" title="IBHLink S5++ SIMATIC® S5 PLC PcVue" />
      <page pageid="96" ns="0" title="IBHLink S5++ SIMATIC® S5 Elipse SCADA" />
      <page pageid="97" ns="0" title="IBHLink S7++ S7-200 WinCC flexible" />
      <page pageid="98" ns="0" title="IBHLink S7++ S7-300/S7-400 Elipse SCADA" />
      <page pageid="99" ns="0" title="IBHLink S7++ S7-300/S7-400 PcVue" />
      <page pageid="101" ns="0" title="Licensing" />
      <page pageid="105" ns="0" title="DCOM Configuration" />
      <page pageid="110" ns="0" title="Create Variables manually with Intouch" />
      <page pageid="111" ns="0" title="Create Variables with Intouch TagCreator" />
      <page pageid="116" ns="0" title="IBHNet:System requirements" />
    </pages>
  </query>
</api>