examples/mdm/windows/ClaudeCode.admx

<?xml version="1.0" encoding="utf-8"?>
<policyDefinitions xmlns:xsd="http://www.w3.org/2001/XMLSchema"
                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
                   xmlns="http://schemas.microsoft.com/GroupPolicy/2006/07/PolicyDefinitions"
                   revision="1.0" schemaVersion="1.0">
  <policyNamespaces>
    <target prefix="claudecode" namespace="Anthropic.Policies.ClaudeCode" />
    <using prefix="windows" namespace="Microsoft.Policies.Windows" />
  </policyNamespaces>
  <resources minRequiredRevision="1.0" />
  <categories>
    <category name="Cat_ClaudeCode" displayName="$(string.Cat_ClaudeCode)" />
  </categories>
  <policies>
    <policy name="ManagedSettings"
            class="Machine"
            displayName="$(string.ManagedSettings)"
            explainText="$(string.ManagedSettings_Explain)"
            presentation="$(presentation.ManagedSettings)"
            key="SOFTWARE\Policies\ClaudeCode">
      <parentCategory ref="Cat_ClaudeCode" />
      <supportedOn ref="windows:SUPPORTED_Windows_10_0" />
      <elements>
        <text id="SettingsJson" valueName="Settings" maxLength="1000000" required="true" />
      </elements>
    </policy>
  </policies>
</policyDefinitions>