WizardLM-2 is the next-generation large language model from WizardLM, offering three model sizes: 8x22B, 70B, and 7B. This product utilizes an AI-driven synthetic data training system, employing data analysis, weighted sampling, progressive learning, and AI-to-AI mutual correction methods to optimize model performance. It can automatically generate high-quality instructions and responses, providing diverse conversational capabilities suitable for various programming and development scenarios.