Hyperstition Markets represent a shift from traditional prediction markets by turning them into tools for actively shaping reality rather than just forecasting it. These markets reward not just accurate predictions but also actions that align with desired outcomes. By creating incentives that encourage participants to enact specific narratives, Hyperstition Markets establish feedback loops where beliefs and actions reinforce each other. This concept, rooted in the idea of hyperstition—narratives that gain reality through collective belief—allows for the engineering of self-fulfilling prophecies. The design of a Hyperstition Market includes elements like a biased outcome space that favors certain futures, a stake mechanism that requires participants to commit both money and actions toward their predictions, and temporal dynamics that reward progressive efforts rather than just final outcomes. For instance, a market could be set up to predict that a Twitter account reaches 1,000 followers in two weeks, with traders actively promoting the account to increase its chances of success. Applications for Hyperstition Markets are broad. They can solve collective action problems, such as launching a local currency by creating incentives for both merchants and consumers to participate. In technology, these markets can help overcome adoption barriers by rewarding contributions to new infrastructures. Cultural shifts could also be facilitated, where markets incentivize the emergence of new knowledge frameworks by rewarding participants who affirm and contribute to these narratives. Despite their potential, Hyperstition Markets raise ethical concerns. The risk of manipulation and moral hazard exists, as participants might exploit the system for personal gain. Safeguards like transparency requirements and milestone verification are necessary to ensure integrity. Moreover, the possibility of narrative lock-in could hinder adaptability, while power concentration might lead to dominance by wealthy actors, raising questions about equitable participation and governance in these markets.