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>
    <allpages apcontinue="Baby_Botox_Treatments_Near_Shere_Surrey" />
  </query-continue>
  <query>
    <allpages>
      <p pageid="6548" ns="0" title="B2b-lead-generation-guide" />
      <p pageid="11001" ns="0" title="B2b-sales-statistics" />
      <p pageid="8908" ns="0" title="Baby Botox Treatments Near Bisley Surrey" />
      <p pageid="10417" ns="0" title="Baby Botox Treatments Near Camberley Surrey" />
      <p pageid="8786" ns="0" title="Baby Botox Treatments Near Chelsham Surrey" />
      <p pageid="8317" ns="0" title="Baby Botox Treatments Near Epsom Surrey" />
      <p pageid="11017" ns="0" title="Baby Botox Treatments Near Ham Surrey" />
      <p pageid="10779" ns="0" title="Baby Botox Treatments Near Leigh Surrey" />
      <p pageid="10951" ns="0" title="Baby Botox Treatments Near Merrow Surrey" />
      <p pageid="8991" ns="0" title="Baby Botox Treatments Near Rowledge Surrey" />
    </allpages>
  </query>
</api>