I don’t think they’ll agree to a ceasefire at all. Putin wants control of Kiev, whether that’s through a puppet or directly probably doesn’t much matter. Europe is looking increasingly likely that they’ll put boots on the ground to maintain the pace, so if the Russians don’t push hard for everything now, they might not have another chance for the foreseeable future
I don’t think they’ll agree to a ceasefire at all. Putin wants control of Kiev, whether that’s through a puppet or directly probably doesn’t much matter. Europe is looking increasingly likely that they’ll put boots on the ground to maintain the pace, so if the Russians don’t push hard for everything now, they might not have another chance for the foreseeable future