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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>
    <pages>
      <page pageid="100083713" ns="14" title="Category:All Content" contentmodel="wikitext" pagelanguage="en" touched="2019-10-13T22:06:38Z" lastrevid="100603971" counter="" length="268" />
      <page pageid="100189681" ns="14" title="Category:Articles without a variant of English assigned" contentmodel="wikitext" pagelanguage="en" touched="2019-10-13T09:06:25Z" lastrevid="100835001" counter="" length="354" new="" />
      <page pageid="100000024" ns="14" title="Category:CZ Live" contentmodel="wikitext" pagelanguage="en" touched="2019-10-13T22:04:30Z" lastrevid="100853366" counter="" length="1296" />
      <page pageid="100106851" ns="14" title="Category:History Content" contentmodel="wikitext" pagelanguage="en" touched="2019-10-13T14:46:13Z" lastrevid="100565326" counter="" length="263" />
      <page pageid="100106850" ns="14" title="Category:History tag" contentmodel="wikitext" pagelanguage="en" touched="2019-10-13T14:46:13Z" lastrevid="100863473" counter="" length="20" />
      <page pageid="100000686" ns="14" title="Category:History Workgroup" contentmodel="wikitext" pagelanguage="en" touched="2019-10-12T07:20:38Z" lastrevid="100004463" counter="" length="29" new="" />
      <page pageid="100106610" ns="14" title="Category:Physics Content" contentmodel="wikitext" pagelanguage="en" touched="2019-10-13T08:06:56Z" lastrevid="100565339" counter="" length="263" />
      <page pageid="100106611" ns="14" title="Category:Physics tag" contentmodel="wikitext" pagelanguage="en" touched="2019-10-13T08:06:56Z" lastrevid="100510839" counter="" length="223" />
      <page pageid="100000621" ns="14" title="Category:Physics Workgroup" contentmodel="wikitext" pagelanguage="en" touched="2019-10-13T07:43:14Z" lastrevid="100004377" counter="" length="29" new="" />
    </pages>
  </query>
</api>