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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>
    <alllinks galcontinue="CLOCKSS:_Box_Operations|42" />
  </query-continue>
  <query>
    <pages>
      <page pageid="1" ns="0" title="Main Page" />
      <page pageid="17" ns="0" title="3.3.3 Documented history of changes" />
      <page pageid="32" ns="0" title="5.1.1.1.1 Hardware technologies appropriate to the services it provides to its designated communities" />
      <page pageid="33" ns="0" title="5.1.1.1.2 Procedures in place to monitor and receive notifications when hardware technology changes are needed" />
      <page pageid="35" ns="0" title="5.1.1.1.4 Procedures, commitment and funding to replace hardware when evaluation indicates the need to do so" />
      <page pageid="36" ns="0" title="5.1.1.1.5 Software technologies appropriate to the services it provides to its designated communities" />
      <page pageid="40" ns="0" title="5.1.1.2 Adequate hardware and software support for backup functionality sufficient for preserving the repository content and tracking repository functions" />
      <page pageid="41" ns="0" title="5.1.1.3 Effective mechanisms to detect bit corruption or loss" />
      <page pageid="109" ns="0" title="4.6.1 Comply with Access Policies" />
    </pages>
  </query>
</api>