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Loong Project enables scalable synthetic data generation for LLM reasoning

Researchers have introduced Loong, an open-source framework designed to generate and verify synthetic data for training Large Language Models (LLMs) in reasoning-intensive domains. The framework includes LoongBench, a dataset of human-vetted examples across 12 domains, and LoongEnv, an environment for producing new question-answer-code triples. This system aims to overcome the challenges of limited verifiable datasets and high supervision costs, enabling LLMs to improve their Chain-of-Thought (CoT) reasoning through reinforcement learning with verifiable rewards. AI

IMPACT This framework could significantly reduce the cost and increase the scale of training LLMs for complex reasoning tasks, potentially leading to more capable AI systems.

RANK_REASON The cluster contains an academic paper detailing a new framework for synthetic data generation and verification for LLMs. [lever_c_demoted from research: ic=1 ai=1.0]

Read on arXiv cs.AI →

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Loong Project enables scalable synthetic data generation for LLM reasoning

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The cluster contains an academic paper detailing a new framework for synthetic data generation and verification for LLMs. [lever_c_demoted from research: ic=1 ai=1.0]
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COVERAGE [1]

  1. arXiv cs.AI TIER_1 English(EN) · Xingyue Huang, Rishabh, Gregor Franke, Ziyi Yang, Jiamu Bai, Weijie Bai, Jinhe Bi, Zifeng Ding, Yiqun Duan, Chengyu Fan, Wendong Fan, Xin Gao, Ruohao Guo, Yuan He, Zhuangzhuang He, Xianglong Hu, Neil Johnson, Bowen Li, Fangru Lin, Siyu Lin, Tong Liu, Yu… ·

    Loong: Synthesize Long Chain-of-Thoughts at Scale through Verifiers

    arXiv:2509.03059v2 Announce Type: replace-cross Abstract: Recent advances in Large Language Models (LLMs) have shown that their reasoning capabilities can be significantly improved through Reinforcement Learning with Verifiable Reward (RLVR), particularly in domains like mathemat…