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="Braun_400_Motor-Zoom-Reflex|4164" />
  </query-continue>
  <query>
    <pages>
      <page pageid="2562" ns="0" title="Comparison texts" />
      <page pageid="2563" ns="0" title="Comparison charts" />
      <page pageid="3063" ns="0" title="Beaulieu 9008S 16:9" />
      <page pageid="3064" ns="0" title="Beaulieu 9008" />
      <page pageid="3247" ns="0" title="Bolex 583" />
      <page pageid="3971" ns="0" title="Bell and Howell 1236 XL" />
      <page pageid="4433" ns="0" title="Bolex 18-5 Projector" />
      <page pageid="6598" ns="0" title="Batacon Sound 100Projector" />
      <page pageid="6616" ns="0" title="Bauer S 609 XL" />
      <page pageid="6623" ns="0" title="Bauer C 3" />
    </pages>
  </query>
</api>