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="20250127131956|9950" />
  </query-continue>
  <query>
    <recentchanges>
      <rc type="edit" ns="0" title="Adolf Müller" pageid="1011" revid="9329" old_revid="7271" rcid="9960" timestamp="2025-03-06T07:43:08Z" />
      <rc type="log" ns="6" title="Datei:Adolf Müller Holzschnitt v4.gif" pageid="2570" revid="0" old_revid="0" rcid="9959" timestamp="2025-03-06T07:39:14Z" />
      <rc type="log" ns="6" title="Datei:Adolf Müller Holzschnitt.tif" pageid="2569" revid="0" old_revid="0" rcid="9958" timestamp="2025-03-06T07:27:33Z" />
      <rc type="edit" ns="0" title="Maria Tabitha Schaffner" pageid="1081" revid="9326" old_revid="7322" rcid="9957" timestamp="2025-01-28T07:17:35Z" />
      <rc type="log" ns="6" title="Datei:Maria Tabitha Schaffner.jpg" pageid="2568" revid="0" old_revid="0" rcid="9956" timestamp="2025-01-28T07:16:08Z" />
      <rc type="edit" ns="0" title="Wilhelm Becker" pageid="1614" revid="9324" old_revid="8699" rcid="9955" timestamp="2025-01-27T14:11:09Z" />
      <rc type="edit" ns="0" title="Helene Nebiker" pageid="1025" revid="9323" old_revid="9321" rcid="9954" timestamp="2025-01-27T13:33:23Z" />
      <rc type="log" ns="6" title="Datei:NebikerH1898 jpg.jpg" pageid="2567" revid="0" old_revid="0" rcid="9953" timestamp="2025-01-27T13:32:30Z" />
      <rc type="edit" ns="0" title="Helene Nebiker" pageid="1025" revid="9321" old_revid="9319" rcid="9952" timestamp="2025-01-27T13:28:12Z" />
      <rc type="log" ns="6" title="Datei:NebikerH1898.tif" pageid="2566" revid="0" old_revid="0" rcid="9951" timestamp="2025-01-27T13:27:10Z" />
    </recentchanges>
  </query>
</api>