When “understanding weights” and “rewriting weights” are connected by the same model, “AI improving AI” gains a shortcut that bypasses gradient descent, and the boundary between model maintenance and the amplification of model capabilities begins to blur. Author | Zheng Jiamei Editor | Cen Feng A model tackling a math problem generated more than 30,000 tokens while continuing to repeat similar reasoning, and ultimately failed to produce even an answer. In