tracked author

Karl Cobbe

Let's Verify Step by Step corresponding author and Training Verifiers to Solve Math Word Problems first author. Google Scholar identifies him as OpenAI research scientist; GitHub account hosts earlier OpenAI RL benchmark code such as CoinRun.

1 archived notes X: high GitHubX

Related Notes

按论文归档时间排序,展示该作者在本站已经出现的材料。

Jun 23, 2026

Let's Verify Step by Step

这篇是 OpenAI reasoning verification 线的历史节点:它用 80 万 step level human labels 训练 PRM,在 MATH 500 题 held out subset 上用 Best of 1860 选择达到 78.2%,高于强 ORM 和 majority vote;核心价值是把“最终答案正确”拆成“每一步是否仍在正确推理轨道上”,并通过 PRM800K 让过程监督成为后续 reas...

2305.20050-lets-verify-step-by-step-process-supervision Process SupervisionVerifierReward Modeling