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="Mrsinistar_avatar.jpg" />
  </query-continue>
  <query>
    <allimages>
      <img name="DarkSuitIcon.png" timestamp="2015-01-25T20:33:29Z" url="http://www.metroid2002.com/retromodding/images/0/0b/DarkSuitIcon.png" descriptionurl="http://www.metroid2002.com/retromodding/wiki/File:DarkSuitIcon.png" ns="6" title="File:DarkSuitIcon.png" />
      <img name="Forum_idea.png" timestamp="2015-01-25T21:25:34Z" url="http://www.metroid2002.com/retromodding/images/6/62/Forum_idea.png" descriptionurl="http://www.metroid2002.com/retromodding/wiki/File:Forum_idea.png" ns="6" title="File:Forum idea.png" />
      <img name="GravitySuitIcon.png" timestamp="2015-01-25T20:34:40Z" url="http://www.metroid2002.com/retromodding/images/0/05/GravitySuitIcon.png" descriptionurl="http://www.metroid2002.com/retromodding/wiki/File:GravitySuitIcon.png" ns="6" title="File:GravitySuitIcon.png" />
      <img name="LightSuitIcon.png" timestamp="2015-01-25T20:32:45Z" url="http://www.metroid2002.com/retromodding/images/a/ae/LightSuitIcon.png" descriptionurl="http://www.metroid2002.com/retromodding/wiki/File:LightSuitIcon.png" ns="6" title="File:LightSuitIcon.png" />
      <img name="Morph_modelrender.png" timestamp="2015-01-25T21:57:57Z" url="http://www.metroid2002.com/retromodding/images/6/6c/Morph_modelrender.png" descriptionurl="http://www.metroid2002.com/retromodding/wiki/File:Morph_modelrender.png" ns="6" title="File:Morph modelrender.png" />
      <img name="Morph_wiremodel.png" timestamp="2015-01-25T21:56:19Z" url="http://www.metroid2002.com/retromodding/images/a/a0/Morph_wiremodel.png" descriptionurl="http://www.metroid2002.com/retromodding/wiki/File:Morph_wiremodel.png" ns="6" title="File:Morph wiremodel.png" />
      <img name="Morphball_model.png" timestamp="2015-01-25T20:53:38Z" url="http://www.metroid2002.com/retromodding/images/b/b5/Morphball_model.png" descriptionurl="http://www.metroid2002.com/retromodding/wiki/File:Morphball_model.png" ns="6" title="File:Morphball model.png" />
      <img name="Morphball_render.png" timestamp="2015-01-25T20:53:55Z" url="http://www.metroid2002.com/retromodding/images/8/85/Morphball_render.png" descriptionurl="http://www.metroid2002.com/retromodding/wiki/File:Morphball_render.png" ns="6" title="File:Morphball render.png" />
      <img name="Morphball_wire.png" timestamp="2015-01-25T20:53:23Z" url="http://www.metroid2002.com/retromodding/images/9/9b/Morphball_wire.png" descriptionurl="http://www.metroid2002.com/retromodding/wiki/File:Morphball_wire.png" ns="6" title="File:Morphball wire.png" />
      <img name="Morphball_wirerender.png" timestamp="2015-01-26T04:57:10Z" url="http://www.metroid2002.com/retromodding/images/6/63/Morphball_wirerender.png" descriptionurl="http://www.metroid2002.com/retromodding/wiki/File:Morphball_wirerender.png" ns="6" title="File:Morphball wirerender.png" />
    </allimages>
  </query>
</api>