In the future world, where self-sustaining artificial ecosystems are designed and developed as sustainable habitats for humans and other creatures, marketing has also undergone fundamental changes. These ecosystems, which are managed using advanced technologies and artificial intelligence, require innovative and intelligent marketing approaches that can adapt to their complex and independent environments. In this short article, we take a deep look at smart marketing strategies in these new ecosystems. From using environmental data to personalize customer experiences to designing campaigns that are synchronized with self-learning algorithms and self-adjusting systems, we will show how marketers can meet the changing and complex needs of the inhabitants of these ecosystems by using advanced technologies and predictive analytics. Also, the ethical and social challenges related to marketing in these self-sufficient environments have been examined and solutions are provided to create a balance between profitability and social responsibility. Finally, we will draw a vision of the future of marketing in a world that moves towards sustainability and self-sufficiency. And the importance of innovation and adaptability will be addressed in this direction.