Model-generated solution trajectories for AIME (American Invitational Mathematics Examination) problems. Each row is one model response to a single problem, including the hidden chain-of-thoughts (when available), and the final response.

	Dataset Summary

Split Rows Unique Problems Years Model(s) Has reasoning_content Accuracy

train 1,258 875 1983–2023 deepseek-r1 Yes 100%

test 180 30 2024 Multiple (see below) No 3.3%… See the full description on the dataset page: https://huggingface.co/datasets/sxiong/AIME-trajectory.