Heck, even on Macos 26, I have all the Siri and intelligence toggles turned off. Yet all these processes sitting around.

    (me)      11386   0.0  0.1 435334816  22528   ??  S     3:26AM   0:03.89 /System/Library/PrivateFrameworks/VoiceShortcuts.framework/Versions/A/Support/siriactionsd
    (me)       1099   0.0  0.0 435344416   3360   ??  Ss   27Aug26   0:01.95 /System/Library/PrivateFrameworks/SiriSuggestionsSupport.framework/Versions/A/XPCServices/SiriSuggestionsBookkeepingService.xpc/Contents/MacOS/SiriSuggestionsBookkeepingService
    (me)        941   0.0  0.0 435440384   3776   ??  S    27Aug26   0:04.52 /System/Library/PrivateFrameworks/SiriInference.framework/Versions/A/siriinferenced