In recent years, the world of AI-driven character interaction (RP) has seen a remarkable shift. What started as niche experiments with first-generation chatbots has grown into a vibrant ecosystem of applications, services, and communities. This overview explores the existing environment of AI RP, from widely-used tools to cutting-edge techniques. https://erp02456.blogtov.com/8459476/the-advancement-of-ai-enabled-character-simulation-from-fimbulvetr-to-next-gen-language-models