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>
    <recentchanges rccontinue="20250404191107|43654" />
  </query-continue>
  <query>
    <recentchanges>
      <rc type="edit" ns="0" title="Main Page" pageid="1" revid="43170" old_revid="43159" rcid="43664" timestamp="2025-04-05T00:46:06Z" />
      <rc type="edit" ns="0" title="Suzanne Chipperfield" pageid="8743" revid="43169" old_revid="43168" rcid="43663" timestamp="2025-04-05T00:44:36Z" />
      <rc type="new" ns="0" title="Suzanne Chipperfield" pageid="8743" revid="43168" old_revid="0" rcid="43662" timestamp="2025-04-05T00:43:47Z" />
      <rc type="edit" ns="0" title="The Chipperfield Family" pageid="8739" revid="43167" old_revid="43161" rcid="43661" timestamp="2025-04-05T00:41:07Z" />
      <rc type="new" ns="0" title="Suzanne Chipperfield Video (c.1970)" pageid="8742" revid="43166" old_revid="0" rcid="43660" timestamp="2025-04-05T00:39:23Z" />
      <rc type="edit" ns="0" title="Dominique Jando" pageid="8450" revid="43165" old_revid="42444" rcid="43659" timestamp="2025-04-04T23:53:25Z" />
      <rc type="edit" ns="0" title="Alexis Gruss, Jr" pageid="4680" revid="43164" old_revid="42112" rcid="43658" timestamp="2025-04-04T23:51:37Z" />
      <rc type="edit" ns="6" title="File:Gruss 1981.png" pageid="8741" revid="43163" old_revid="43162" rcid="43657" timestamp="2025-04-04T23:50:05Z" />
      <rc type="log" ns="6" title="File:Gruss 1981.png" pageid="8741" revid="0" old_revid="0" rcid="43656" timestamp="2025-04-04T23:48:09Z" />
      <rc type="edit" ns="0" title="The Chipperfield Family" pageid="8739" revid="43161" old_revid="43157" rcid="43655" timestamp="2025-04-04T19:11:46Z" />
    </recentchanges>
  </query>
</api>