Claude Code v2.1.159 employs a gradient alignment reward mechanism.
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Baseten Labs released Claude Code v2.1.159, employing a gradient alignment reward mechanism that uses the Qwen3-8B model for arithmetic tasks, rewarding the model by calculating the gradient similarity between student outputs and expert demonstrations. Experiments suggest the model may overfit the precise phrasing of expert examples.
AI-written from the reports · Updated 17 hours ago
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- Baseten LabsClaude Code v2.1.159 release
Claude Code v2.1.159 released, adopting a gradient alignment reward mechanism, using the Qwen3-8B model on arithmetic tasks, rewarding by calculating the gradient similarity between student output and expert demonstrations, experiments show the model may overfit the precise wording of expert examples.
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