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20242026
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cs.CL2026

Code as Agent Harness

Xuying Ning, Katherine Tieu, Dongqi Fu +39

Recent large language models (LLMs) have demonstrated strong capabilities in understanding and generating code, from competitive programming to repository-level software engineerin…

cs.CL2026

AgentSPEX: An Agent SPecification and EXecution Language

Pengcheng Wang, Jerry Huang, Jiarui Yao +7

Language-model agent systems commonly rely on reactive prompting, in which a single instruction guides the model through an open-ended sequence of reasoning and tool-use steps, lea…

cs.CL2025

VL-GenRM: Enhancing Vision-Language Verification via Vision Experts and Iterative Training

Jipeng Zhang, Kehao Miao, Renjie Pi +4

Reinforcement Fine-Tuning (RFT) with verifiable rewards has advanced large language models but remains underexplored for Vision-Language (VL) models. The Vision-Language Reward Mod…

cs.CL2025

MA-LoT: Model-Collaboration Lean-based Long Chain-of-Thought Reasoning enhances Formal Theorem Proving

Ruida Wang, Rui Pan, Yuxin Li +6

Solving mathematical problems using computer-verifiable languages like Lean has significantly impacted the mathematical and computer science communities. State-of-the-art methods u…

cs.CL2025

Fox-1: Open Small Language Model for Cloud and Edge

Zijian Hu, Jipeng Zhang, Rui Pan +9

We present Fox-1, a series of small language models (SLMs) consisting of Fox-1-1.6B and Fox-1-1.6B-Instruct-v0.1. These models are pre-trained on 3 trillion tokens of web-scraped d…

cs.CL2024

Bridge-Coder: Unlocking LLMs' Potential to Overcome Language Gaps in Low-Resource Code

Jipeng Zhang, Jianshu Zhang, Yuanzhe Li +5

Large Language Models (LLMs) demonstrate strong proficiency in generating code for high-resource programming languages (HRPLs) like Python but struggle significantly with low-resou…