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>
    <allimages aicontinue="20131122154001|Fog_Lamp_Activating.jpg" />
  </query-continue>
  <query>
    <allimages>
      <img name="Mitsu.gif" timestamp="2016-11-11T16:57:56Z" user="Outclub" url="https://faq.out-club.ru/images/e/e5/Mitsu.gif" descriptionurl="https://faq.out-club.ru/%D0%A4%D0%B0%D0%B9%D0%BB:Mitsu.gif" ns="6" title="Файл:Mitsu.gif" />
      <img name="Webasto_logo.png" timestamp="2014-10-23T13:46:24Z" user="Outclub" url="https://faq.out-club.ru/images/8/82/Webasto_logo.png" descriptionurl="https://faq.out-club.ru/%D0%A4%D0%B0%D0%B9%D0%BB:Webasto_logo.png" ns="6" title="Файл:Webasto logo.png" />
      <img name="Out_3_color_X38.png" timestamp="2013-11-26T07:04:04Z" user="Outclub" url="https://faq.out-club.ru/images/2/2f/Out_3_color_X38.png" descriptionurl="https://faq.out-club.ru/%D0%A4%D0%B0%D0%B9%D0%BB:Out_3_color_X38.png" ns="6" title="Файл:Out 3 color X38.png" />
      <img name="Out_3_color_W76.png" timestamp="2013-11-26T07:03:55Z" user="Outclub" url="https://faq.out-club.ru/images/3/3c/Out_3_color_W76.png" descriptionurl="https://faq.out-club.ru/%D0%A4%D0%B0%D0%B9%D0%BB:Out_3_color_W76.png" ns="6" title="Файл:Out 3 color W76.png" />
      <img name="Out_3_color_W73.png" timestamp="2013-11-26T07:03:48Z" user="Outclub" url="https://faq.out-club.ru/images/3/3d/Out_3_color_W73.png" descriptionurl="https://faq.out-club.ru/%D0%A4%D0%B0%D0%B9%D0%BB:Out_3_color_W73.png" ns="6" title="Файл:Out 3 color W73.png" />
      <img name="Out_3_color_U23.png" timestamp="2013-11-26T07:03:39Z" user="Outclub" url="https://faq.out-club.ru/images/6/66/Out_3_color_U23.png" descriptionurl="https://faq.out-club.ru/%D0%A4%D0%B0%D0%B9%D0%BB:Out_3_color_U23.png" ns="6" title="Файл:Out 3 color U23.png" />
      <img name="Out_3_color_U22.png" timestamp="2013-11-26T07:03:28Z" user="Outclub" url="https://faq.out-club.ru/images/2/21/Out_3_color_U22.png" descriptionurl="https://faq.out-club.ru/%D0%A4%D0%B0%D0%B9%D0%BB:Out_3_color_U22.png" ns="6" title="Файл:Out 3 color U22.png" />
      <img name="Out_3_color_P48.png" timestamp="2013-11-26T07:03:15Z" user="Outclub" url="https://faq.out-club.ru/images/f/f0/Out_3_color_P48.png" descriptionurl="https://faq.out-club.ru/%D0%A4%D0%B0%D0%B9%D0%BB:Out_3_color_P48.png" ns="6" title="Файл:Out 3 color P48.png" />
      <img name="Out_3_color_D21.png" timestamp="2013-11-26T07:03:05Z" user="Outclub" url="https://faq.out-club.ru/images/7/7b/Out_3_color_D21.png" descriptionurl="https://faq.out-club.ru/%D0%A4%D0%B0%D0%B9%D0%BB:Out_3_color_D21.png" ns="6" title="Файл:Out 3 color D21.png" />
      <img name="Out_iii_colors_2012.png" timestamp="2013-11-26T06:48:48Z" user="Outclub" url="https://faq.out-club.ru/images/2/2c/Out_iii_colors_2012.png" descriptionurl="https://faq.out-club.ru/%D0%A4%D0%B0%D0%B9%D0%BB:Out_iii_colors_2012.png" ns="6" title="Файл:Out iii colors 2012.png" />
    </allimages>
  </query>
</api>