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>
    <alllinks galcontinue="OpenWRT|1" />
  </query-continue>
  <query>
    <pages>
      <page pageid="8" ns="0" title="Como criar um nodo" />
      <page pageid="7" ns="0" title="Como iniciar um rede livre (una &quot;ilha&quot;) na sua cidade" />
      <page pageid="18" ns="0" title="Perguntas e respostas da rede comunitaria de Fumaça" />
      <page pageid="1" ns="0" title="Página principal" />
    </pages>
  </query>
</api>