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'Like gene editing for neural networks': MIT researchers used GPT-6 Astra to edit Qwen's open weights directly, boosting math performance

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MIT researchers demonstrate LLMs can directly edit neural network weights

MIT researchers showed that large language models can read, interpret, and modify neural network weights directly, with GPT-6 Astra raising a smaller model's math performance from 7.9% to 48.1% by editing approximately 0.016% of weights.

Nov 2, 2026·2 sourcesRecursive self-improvementLarge language models (LLMs)AI capabilitiesAI ResearchOpenAIInterpretabilityAI ModelsNeural NetworksProximal Policy OptimizationGPT-6 Astra
MIT researchers demonstrate LLMs can directly edit neural network weights
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Analytics India Magazine

MIT Researchers Show LLMs Can Read and Edit Neural Network