How does caliban show that he is more intelligent than stephano and triculo?

Caliban shows his intelligence by recognizing the potential power of language and manipulation, which he uses to deceive Stephano and Trinculo. He outwits them by appealing to their desires for power and control, ultimately turning the tables on them and exposing their own foolishness. Caliban's cunning and ability to see through their intentions showcase his intelligence in comparison to Stephano and Trinculo.