Learning from Failures: Correction-Oriented Policy Optimization with Verifiable Rewards

Fuente: arXiv
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Main Authors: Ren, Mengjie, Lou, Jie, Cao, Boxi, Wen, Xueru, Lin, Hongyu, Han, Xianpei, Sun, Le, Yu, Xing, Lu, Yaojie
Format: Preprint
Published: 2026
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author Ren, Mengjie
Lou, Jie
Cao, Boxi
Wen, Xueru
Lin, Hongyu
Han, Xianpei
Sun, Le
Yu, Xing
Lu, Yaojie
author_facet Ren, Mengjie
Lou, Jie
Cao, Boxi
Wen, Xueru
Lin, Hongyu
Han, Xianpei
Sun, Le
Yu, Xing
Lu, Yaojie
contents Reinforcement Learning with Verifiable Rewards (RLVR) has emerged as an effective paradigm for improving the reasoning capabilities of large language models. However, RLVR training is often hindered by sparse binary rewards and weak credit assignment, resulting in ambiguous optimization signals and underutilization of the useful information embedded in failed trajectories. To address this challenge, we propose Correction-Oriented Policy Optimization (CIPO), a simple and effective extension to RLVR that converts on-policy failed trajectories into correction-oriented supervision, without relying on any external signals. By jointly optimizing correction samples derived from the model's own failed attempts together with the standard RLVR objective, CIPO improves learning effectiveness while explicitly enhancing the model's ability to correct its own errors. Extensive experiments across 11 benchmarks spanning mathematical reasoning and code generation demonstrate that CIPO consistently and significantly outperforms strong baselines in both reasoning and correction performance. Moreover, CIPO yields stronger pass@K gains, indicating that it improves the model's intrinsic reasoning capacity rather than merely redistributing probability mass over existing correct answers.
format Preprint
id arxiv_https___arxiv_org_abs_2605_14539
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Learning from Failures: Correction-Oriented Policy Optimization with Verifiable Rewards
Ren, Mengjie
Lou, Jie
Cao, Boxi
Wen, Xueru
Lin, Hongyu
Han, Xianpei
Sun, Le
Yu, Xing
Lu, Yaojie
Computation and Language
Reinforcement Learning with Verifiable Rewards (RLVR) has emerged as an effective paradigm for improving the reasoning capabilities of large language models. However, RLVR training is often hindered by sparse binary rewards and weak credit assignment, resulting in ambiguous optimization signals and underutilization of the useful information embedded in failed trajectories. To address this challenge, we propose Correction-Oriented Policy Optimization (CIPO), a simple and effective extension to RLVR that converts on-policy failed trajectories into correction-oriented supervision, without relying on any external signals. By jointly optimizing correction samples derived from the model's own failed attempts together with the standard RLVR objective, CIPO improves learning effectiveness while explicitly enhancing the model's ability to correct its own errors. Extensive experiments across 11 benchmarks spanning mathematical reasoning and code generation demonstrate that CIPO consistently and significantly outperforms strong baselines in both reasoning and correction performance. Moreover, CIPO yields stronger pass@K gains, indicating that it improves the model's intrinsic reasoning capacity rather than merely redistributing probability mass over existing correct answers.
title Learning from Failures: Correction-Oriented Policy Optimization with Verifiable Rewards
topic Computation and Language
url https://arxiv.org/abs/2605.14539