r2m-ai / load-bearing-cot

git clone https://github.com/r2m-ai/load-bearing-cot.git

Perturb-and-continue causal tests of chain-of-thought: does the written reasoning actually constrain the answer? Code, data, and probes for "From Decorative to Load-Bearing: Task Difficulty Shapes the Causal Role of Chain-of-Thought" (TMLR 2026).