Hello! 👋

I'm Yipeng Ouyang

CS Student · Agentic Systems · SysML

About

Undergraduate at Sun Yat-sen University (CSE, 2023), member of ArcSysu Lab (Prof. Xianwei Zhang). Researching Agentic Systems and SysML. Passionate about turning ideas into reality and exploring all interesting projects.

C/C++ Rust Python LLM/Agent Compiler CUDA WebAssembly LaTeX Git Docker Linux TypeScript
Agentic Systems SysML

Nexa Project

Nexa is the first Harness Native Agent Language — where agent safety is enforced by the compiler, not by runtime frameworks. Write flows, not glue code. 16+ features, 1,500+ tests, Rust AVM runtime with WASM sandboxing.

Homepage → GitHub → Paper → Docs →
📚 Documentation — Full language reference, compiler architecture, and quick start guides.
🔧 SkCC — Skills Compiler — compile agent skills into optimized runtime modules.
🧪 evobench — Agent benchmark suite — measure and compare autonomous agent performance.
🧬 epicontext — Evolutionary context management — genetic algorithms for optimal context windows.
🏛️ Nexa Organization — GitHub organization with all Nexa projects and repositories.
👤 Author — Owen — creator of the Nexa language and Harness Native methodology.

Research

Nexa: A Native Domain-Specific Language and Virtual Machine for Agentic Workflows

Preprint

Preprint | COLM 2026 Submission

Yipeng Ouyang, Xianwei Zhang

First Author

CRediT Roles: Conceptualization, Methodology, Project administration, Writing - original draft

DOI: 10.12074/202604.00318 DOI: 10.5281/zenodo.19994262

SkCC: Portable and Secure Skill Compilation for Cross-Framework LLM Agents

Preprint

Preprint | NeurIPS 2026 Submission

Yipeng Ouyang, Yi Xiao, Yuhao Gu, Xianwei Zhang

First Author

DOI: 10.48550/ARXIV.2605.03353

GraphSkill: Topology-Aware Dynamic Skill Routing for LLM Agents via Graph-Enhanced Retrieval

Submitting CCF-A

NeurIPS 2026

Yipeng Ouyang, Yi Xiao, Yuhao Gu, Xianwei Zhang

First Author

SkillCompiler: A Unified Compilation Framework for Cross-Platform LLM Agent Skills

Submitting

ACM CAIS 2026 Workshop AgentSkills

Yipeng Ouyang, Yi Xiao, Yuhao Gu, Xianwei Zhang

First Author

XFuse: PTX Level Code Fusion for GPU Concurrent Kernel Execution

Submitting CCF-A

TACO

K. Wu, Y. Ouyang et al.

Co-author

Extension of GoPTX with additional tuning parameters and kernel matching strategies, achieving 15.8% overall performance improvement

YatCC-AI: LLM Augmented HPC Workbench Prototype for Practices and Researches

Submitting CCF-A

CHI

K. Wu, H. Chen, Z. Zhu, Q. Lin, Y. Ouyang et al.

Co-author

AI/LLM module construction and key documentation writing

WARM: WebAssembly-based Multi-request Aggregation for Optimizing LLM Applications

Submitting CCF-A

NeurIPS

Y. Han et al.

Non-author contributor

Layout and figure design

Towards Long-Horizon Vision-Language Navigation: Platform, Benchmark and Method

Accepted CCF-A

CVPR'25

Xinshuai Song et al.

Non-author contributor

Data screening and code review

3DAffordSplat: Efficient Affordance Reasoning with 3D Gaussians

Preprint

Preprint

Zeming Wei et al.

Non-author contributor

Data screening and annotation

Experience

ArcSysu Lab, Sun Yat-sen University

Oct 2023 - Present

Undergraduate Researcher

  • • Research on Agentic Systems and SysML
  • • Contributing to XFuse (TACO, CCF-A submitting) and GoPTX (DAC'25, CCF-A)
  • • Working under Prof. Xianwei ZHANG on agent compilation and LLM-driven systems

SYSU-DCS290/292: Compiler Principles

Jan 2024 - Jul 2025

Course Teaching Assistant

  • • Teaching assistant for Compiler Principles & Experiments course (Spring 2024 & 2025)
  • • Co-developing YatCC-AI: the first compiler course integrating HPC + LLM source optimization
  • • Writing key documentation and AI/LLM module construction

Projects

Nexa — Harness Native Agent Language

→

The first Harness Native Agent Language where agent safety is enforced by the compiler, not by runtime frameworks. Write flows, not glue code. 16+ features, 1,500+ tests, Rust AVM runtime.

Creator & Lead Developer Open Source Project (AGPL-3.0)
Python Rust Compiler LLM/Agent WASM

YatCC-AI

→

The first compiler course integrating HPC + LLM source optimization. Top Grand Prize CCEC'25, First Prize CCEC'24, Best Poster Award DSI'24.

Core Member & Course TA National Award-winning Project
Compiler LLM HPC Education

XFuse: PTX Level Code Fusion for GPU Concurrent Kernel Execution

Extension of GoPTX with additional tuning parameters and kernel matching strategies, achieving 15.8% overall performance improvement. Submitting to TACO (CCF-A).

Co-author CCF-A (submitting)
C/C++ CUDA GPU Compiler

Multi-Agent Argumentative C→Rust Safe Source Translation

Exploring multi-agent argumentative generation and chain-of-thought as a novel compilation method, using domestic LLMs to drive C-to-Rust safe source code translation.

Project Lead Provincial Innovation Project
LLM Rust Compiler Agent

RL-based Compiler Optimization for Domestic Supercomputer Chips

Using reinforcement learning for automatic compiler optimization on domestic supercomputer chips.

Core Member Provincial Innovation Project (completed)
RL Compiler HPC

Mixed-Precision Compiler Optimization for HUAWEI Ascend Server

Mixed-precision compiler optimization targeting HUAWEI Ascend server (aarch64-openEuler).

Team Lead
Compiler HPC aarch64

AI-powered Legal Document Analysis on HPC Platform

Full-pipeline automated legal document identification and analysis using AI LLMs on supercomputing platform.

Co-lead University Innovation Project & University Challenge Cup
LLM HPC NLP

OYOS

→

Rust-based Operating System for x86-64 architecture. Course project demonstrating OS fundamentals.

Author Course Project
Rust OS x86-64

Yat-Search-Engine

→

A search engine project built from scratch.

Solo Author
Search Python

Thinking-GPT4o

→

Exploration of thinking chain and interaction patterns with GPT-4o.

Solo Author
LLM Agent

Education

Sun Yat-sen University (SYSU)

Sep 2023 - Present

B.S. in Computer Science and Engineering

  • • Overall rank 6/~400, ~1.5% (2023-2024)
  • • Overall rank 10/~300, ~3.3% (2024-2025)
  • • HUAWEI Scholarship — sole recipient in CSE School (2024)
  • • SYSU First-Class Scholarship (2024, 2025)
  • • First-Class Ethical Leadership Scholarship (2025)

International Geography Olympiad (iGeo)

Jun 2021 - Jun 2022

National Training Team Member

  • • iGeo China Regional — Gold Medal (2021)
  • • iGeo National Training Team — Top 20 (2022)

Guangzhou No.2 High School (GZEZ)

Sep 2020 - Jul 2023

High School Diploma

Awards

HUAWEI Scholarship '24

Sole recipient in the CSE School

SYSU First-Class Scholarship '24

SYSU First-Class Scholarship '25

First-Class Ethical Leadership Scholarship '25

Top Grand Prize — CCEC'25

China Computer Education Conference, YatCC-AI team

First Prize — CCEC'24

China Computer Education Conference, YatCC-AI team

Best Poster Award — DSI'24

Workshop of Data Sharing and Infrastructure (China, Japan, Korea), December 2024. 1st place.

SYSU Programming Competition — Silver '25

Novice category

SYSU Programming Competition — Bronze '24

Novice category

iGeo China Regional — Gold Medal '21

International Geography Olympiad, China regional

iGeo National Training Team — Top 20 '22

International Geography Olympiad, national training team

National University Math Competition — Provincial 3rd Prize

W4terCTF Excellence Award

SYSU cybersecurity competition

7th World Youth Calligraphy Competition — Bronze Medal

Chinese calligraphy (running, cursive, regular script)

SYSU Photography Competition — 1st Place '25

CSE School return-to-home practice photography contest