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>
    <general mainpage="Accueil" base="http://fr.wiki.guifi.net/wiki/Accueil" sitename="Guifi.net - Wiki Français" logo="/skins/guifi/images/wiki.png" generator="MediaWiki 1.22.0" phpversion="5.4.45-0+deb7u2" phpsapi="apache2handler" dbtype="mysql" dbversion="5.5.47-0+deb7u1" imagewhitelistenabled="" langconversion="" titleconversion="" linkprefix="" linktrail="/^([a-zàâçéèêîôûäëïöüùÇÉÂÊÎÔÛÄËÏÖÜÀÈÙ]+)(.*)$/sDu" case="first-letter" rights="GNU Free Documentation License 1.3 &amp; Creative Commons Attribution/Share-Alike License" lang="fr" fallback8bitEncoding="windows-1252" writeapi="" timezone="Europe/Berlin" timeoffset="60" articlepath="/wiki/$1" scriptpath="/w" script="/w/index.php" variantarticlepath="" server="http://fr.wiki.guifi.net" wikiid="wikianfitrion-fr_" time="2024-11-24T10:26:04Z" maxuploadsize="104857600">
      <fallback>
        <lang code="en" />
      </fallback>
    </general>
    <namespaces>
      <ns id="-2" case="first-letter" canonical="Media" xml:space="preserve">Média</ns>
      <ns id="-1" case="first-letter" canonical="Special" xml:space="preserve">Spécial</ns>
      <ns id="0" case="first-letter" subpages="" content="" xml:space="preserve" />
      <ns id="1" case="first-letter" subpages="" canonical="Talk" xml:space="preserve">Discussion</ns>
      <ns id="2" case="first-letter" subpages="" canonical="User" xml:space="preserve">Utilisateur</ns>
      <ns id="3" case="first-letter" subpages="" canonical="User talk" xml:space="preserve">Discussion utilisateur</ns>
      <ns id="4" case="first-letter" subpages="" canonical="Project" xml:space="preserve">Guifi.net - Wiki Français</ns>
      <ns id="5" case="first-letter" subpages="" canonical="Project talk" xml:space="preserve">Discussion Guifi.net - Wiki Français</ns>
      <ns id="6" case="first-letter" canonical="File" xml:space="preserve">Fichier</ns>
      <ns id="7" case="first-letter" subpages="" canonical="File talk" xml:space="preserve">Discussion fichier</ns>
      <ns id="8" case="first-letter" subpages="" canonical="MediaWiki" xml:space="preserve">MediaWiki</ns>
      <ns id="9" case="first-letter" subpages="" canonical="MediaWiki talk" xml:space="preserve">Discussion MediaWiki</ns>
      <ns id="10" case="first-letter" canonical="Template" xml:space="preserve">Modèle</ns>
      <ns id="11" case="first-letter" subpages="" canonical="Template talk" xml:space="preserve">Discussion modèle</ns>
      <ns id="12" case="first-letter" subpages="" canonical="Help" xml:space="preserve">Aide</ns>
      <ns id="13" case="first-letter" subpages="" canonical="Help talk" xml:space="preserve">Discussion aide</ns>
      <ns id="14" case="first-letter" canonical="Category" xml:space="preserve">Catégorie</ns>
      <ns id="15" case="first-letter" subpages="" canonical="Category talk" xml:space="preserve">Discussion catégorie</ns>
      <ns id="90" case="first-letter" canonical="Thread" xml:space="preserve">Thread</ns>
      <ns id="91" case="first-letter" canonical="Thread talk" xml:space="preserve">Thread talk</ns>
      <ns id="92" case="first-letter" canonical="Summary" xml:space="preserve">Summary</ns>
      <ns id="93" case="first-letter" canonical="Summary talk" xml:space="preserve">Summary talk</ns>
    </namespaces>
    <namespacealiases>
      <ns id="1" xml:space="preserve">Discuter</ns>
      <ns id="3" xml:space="preserve">Discussion Utilisateur</ns>
      <ns id="6" xml:space="preserve">Image</ns>
      <ns id="7" xml:space="preserve">Discussion Fichier</ns>
      <ns id="7" xml:space="preserve">Discussion Image</ns>
      <ns id="7" xml:space="preserve">Image talk</ns>
      <ns id="11" xml:space="preserve">Discussion Modèle</ns>
      <ns id="13" xml:space="preserve">Discussion Aide</ns>
      <ns id="15" xml:space="preserve">Discussion Catégorie</ns>
    </namespacealiases>
    <statistics pages="2" articles="1" views="47318" edits="7" images="0" users="3" activeusers="0" admins="3" jobs="0" />
  </query>
</api>