Just pointing out that for the volume of these ships, it's not really a massive toll. It's honestly a bargain, paid for in a really easy to stomach way by the people who allowed this to happen: Everyone else.
If that is agreed upon it's going to come with some concessions by Iran which is even less likely.
USA could agree to it because it's not particularly dependent on that fuel supply and therefore would only pay the costs indirectly via market forces, which as the thief-in-chief pointed out, does (the parts he cares about of) their economy no harm as a net petroleum-product exporter, and above all else, they are losing the war.