According to @godofprompt on Twitter, adding specific custom instructions to Claude's preferences has significantly improved the model's reasoning capabilities. The post highlights that users, including @alex_prompter, have experienced noticeable enhancements in Claude3's performance after updating their settings, suggesting practical opportunities for businesses to tailor generative AI models for better outcomes. As reported in the Twitter discussion, this trend underlines the growing importance of instruction tuning in maximizing the value of advanced AI systems.