Qwen3’s hybrid thinking explained



AI Summary

Summary of Video: Understanding Next Token Prediction in Models

  • Models predict the next token in sequences using prior tokens.

  • Key Concept: The effectiveness of a model’s answer correlates with the length of thinking time (tokens generated).

  • The video discusses the importance of deliberation in generating responses vs. impulsive reactions.

  • Thinking Mode:

    • Analogous to human thought processes, where one considers answers before speaking.
  • Certain questions, like factual queries (e.g., capital of England), don’t require deep thinking.

  • However, for logical reasoning (e.g., math problems), longer thinking leads to better answers.

  • Hybrid Mode:

    • A proposed method where thinking is toggled on for complex questions and off for simple queries.