Language Models Learn to Improve Language Models
LM2LM uses a research world model as an RL reward so Qwen3.8-27B proposes stronger model improvements than GPT-6-sol.
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LM2LM uses a research world model as an RL reward so Qwen3.8-27B proposes stronger model improvements than GPT-6-sol.
Held-out runs show Qwen3.8-27B beating GPT-6-sol given 300 records, at 33% lower data-generation cost.
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