For those managing Firefox installs looking for the preferences for the new AI controls, here is an example leaving everything but "Translations" blocked and completely unselectable in the UI:

// New "AI" preferences -->
lockPref("browser.ai.control.default", "blocked");
lockPref("browser.ai.control.linkPreviewKeyPoints", "blocked");
lockPref("browser.ai.control.pdfjsAltText", "blocked");
lockPref("browser.ai.control.sidebarChatbot", "blocked");
lockPref("browser.ai.control.smartTabGroups", "blocked");
defaultPref("browser.ai.control.translations", "available");
lockPref("browser.aiwindow.enabled", false);
lockPref("browser.aiwindow.endpoint", "");
lockPref("browser.aiwindow.memories", false);
lockPref("browser.aiwindow.model", "");
lockPref("browser.aiwindow.preferences.enabled", false);
// <--

Resulting in AI controls that look like this:

https://support.mozilla.org/en-US/kb/customizing-firefox-using-autoconfig

#firefox #ai #admin

For completeness, these are the machine learning related settings that have been in Firefox for several versions:

//Disable ML -->
lockPref("browser.ml.enable", false);
lockPref("browser.ml.chat.enabled", false);
lockPref("browser.ml.chat.provider", "");
lockPref("browser.ml.chat.shortcuts", false);
lockPref("browser.ml.chat.sidebar", false);
lockPref("browser.ml.linkPreview.enabled", false);
lockPref("browser.ml.modelCacheMaxSizeBytes", 0);
lockPref("browser.ml.modelHubRootUrl", "");
lockPref("browser.ml.pageAssist.enabled",false);
lockPref("browser.ml.smartAssist.enabled",false);
// <--