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>
    <alllinks galcontinue="Checkliste" />
  </query-continue>
  <query>
    <pages>
      <page ns="0" title="BeSweet" missing="" />
      <page ns="0" title="BNC" missing="" />
      <page pageid="1318" ns="0" title="Behringer EURORACK UB1204FX-PRO" />
      <page pageid="1313" ns="0" title="Beleuchtung, Weißabgleich, u. ä. lässt sich nicht ändern" />
      <page pageid="1315" ns="0" title="Beleuchtung verstärken mit HDR-FX1" />
      <page pageid="1416" ns="0" title="Bestellnotizen" />
      <page pageid="1319" ns="0" title="Canopus Twinpact 100" />
      <page pageid="1338" ns="0" title="Bildschärfe" />
      <page pageid="1385" ns="0" title="Canopus ProCoder: QuickTime Exporter" />
      <page pageid="1384" ns="0" title="Behringer EURORACK UB502" />
    </pages>
  </query>
</api>