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="Diamondbacks,_SVF-255|1437" />
  </query-continue>
  <query>
    <pages>
      <page pageid="890" ns="0" title="BandC template" />
      <page pageid="1051" ns="0" title="Helena De Matta" />
      <page pageid="1063" ns="0" title="April Burgundy" />
      <page pageid="1083" ns="0" title="Krystal Devereaux" />
      <page pageid="1091" ns="0" title="Johnathan Corsair" />
      <page pageid="1114" ns="0" title="Death Merchants" />
      <page pageid="1115" ns="0" title="Allison Carpell" />
      <page pageid="1384" ns="0" title="Delta War" />
      <page pageid="1400" ns="0" title="Valen Devereaux" />
      <page pageid="1983" ns="0" title="Darklighters" />
    </pages>
  </query>
</api>