AIBullisharXiv – CS AI · 7h ago7/10
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CRANE: Constrained Reasoning Injection for Code Agents via Nullspace Editing
CRANE is a training-free parameter-editing method that merges paired Instruct and Thinking model checkpoints to create superior code agents. By selectively combining reasoning capabilities from Thinking models with the tool-discipline of Instruct models, CRANE achieves significant performance gains—66.2% pass rate on Roo-Eval (+19.5%) and resolves 14 additional instances on SWE-bench—while maintaining computational efficiency.