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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-continue>
    <allredirects garcontinue="Установка_плагинов_craftbukkit|96" />
  </query-continue>
  <query>
    <pages>
      <page pageid="41" ns="0" title="Основные команды сервера" />
      <page pageid="65" ns="0" title="Как изменить Steam на No-Steam" />
      <page pageid="79" ns="0" title="Отличие Rust Experimental и Rust Legacy" />
      <page pageid="95" ns="0" title="RustWeb Oxide" />
      <page pageid="124" ns="0" title="Несуществующая страница" />
      <page pageid="331" ns="0" title="Предметы Rust Experimental/" />
      <page pageid="453" ns="0" title="HurtWorld Oxide permissions" />
      <page pageid="467" ns="0" title="No-steam" />
      <page pageid="469" ns="0" title="Server.cfg" />
      <page pageid="500" ns="0" title="Forge" />
    </pages>
  </query>
</api>