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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>
    <allpages gapcontinue="Odyssey_Elementary_School" />
  </query-continue>
  <query>
    <pages>
      <page pageid="557" ns="0" title="Language arts">
        <flagged stable_revid="1916" level="0" level_text="stable" />
      </page>
      <page pageid="478" ns="0" title="Link Crew">
        <flagged stable_revid="1298" level="0" level_text="stable" />
      </page>
      <page pageid="647" ns="0" title="Main Page" />
      <page pageid="554" ns="0" title="Mathematics">
        <flagged stable_revid="1909" level="0" level_text="stable" />
      </page>
      <page pageid="725" ns="0" title="Matt Meister">
        <flagged stable_revid="2582" level="0" level_text="stable" />
      </page>
      <page pageid="79" ns="0" title="Meridian Ranch International Elementary School">
        <flagged stable_revid="1891" level="1" level_text="quality" />
      </page>
      <page pageid="504" ns="0" title="Middle school">
        <flagged stable_revid="1443" level="0" level_text="stable" />
      </page>
      <page pageid="40" ns="0" title="Module:Arguments" />
      <page pageid="511" ns="0" title="National Honor Society">
        <flagged stable_revid="1560" level="0" level_text="stable" />
      </page>
      <page pageid="512" ns="0" title="National Junior Honor Society">
        <flagged stable_revid="1561" level="0" level_text="stable" />
      </page>
    </pages>
  </query>
</api>