My car keeps trying to charge as the most expensive points of the day even though it is set to charge at the cheapest time. The reason is that it does not account for the tariff prices added in the new tariff model 3.0. The smart charge feature literally maximizes your charge price right now. Read more here: ens.dk/en/our-responsibilities/electricity/market-model-30
See the correct price in the true energy example that includes tariffs at the bottom of the line in the graph. I also added an example of what monta said the price was and when it wanted to charge. Try and compare the two. It greatly optimized for the worst price.