Y Combinator recently showcased 160 startups during its Winter 2025 Demo Day, highlighting innovative companies focused on enhancing AI technologies. Noteworthy entrants include Abundant, offering an API for AI agent teleoperation, and Browser Use, which enables AI agents to navigate the web. The list features GradeWiz, an AI tool to automate grading for teaching assistants, and Misprint, a platform for trading Pokémon cards like stocks. Other standout startups are Nextbyte, Pickle, Rebolt, Red Barn Robotics, Retrofit, and Splash, each presenting unique solutions across various industries.