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GeezerVison is showing github.com — reacher-z - Overview

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Yuxuan Zhang reacher-z

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CS PhD Student @ubc | Agentic AI Researcher @ Natural and Artificial Intelligence Lab | Tiger lab @Waterloo reacher [at] cs.ubc.ca.
119 followers · 150 following
  • https://yuxuan.world
  • @ReacherZhang
  • in/yuxuan-zh
  • https://scholar.google.com/citations?user=CTY_8xgAAAAJ
  • https://huggingface.co/NAIL-Group

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Achievement: Pull Sharkx4Achievement: Pair Extraordinairex2Achievement: Starstruckx3Achievement: YOLOAchievement: Quickdraw

Achievements

Achievement: Pull Sharkx4Achievement: Pair Extraordinairex2Achievement: Starstruckx3Achievement: YOLOAchievement: Quickdraw

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reacher-z/README.md

Hi, I'm Yuxuan Zhang

PhD student at University of British Columbia · Affiliated with Vector Institute · Research in AI Agents, LLMs, and RL

Website Research Program X Google Scholar


EMNLP 2026

  • WebWorld, OpenSkill, and VGI-BENCH
  • Findings: ClawBench
  • System Demonstrations: Dr. Claw

  Top Projects

ClawBench: Can AI Agents Complete Everyday Online Tasks? GitHub Stars

EMNLP 2026 Findings · V1: 153 tasks · V2: 130 tasks · 144 live websites · 15 categories

Paper · Dashboard · Dataset · PyPI

WebsiteBench: Can AI Agents Rebuild Websites through Browser Exploration?

Benchmarking full-stack website reconstruction from browser exploration · 70 websites · 46,916 hidden test cases.

Website · Code · Dataset

VidGround: Watch Before You Answer

Visually grounded post-training for video LLMs.

Paper · Project Page · HF Paper

Dr. Claw: Your AI Research Assistant GitHub Stars

EMNLP 2026 System Demonstrations · A full-stack research workspace for taking projects from idea to paper.

Homepage · npm · Releases

OpenSkill: Open-World Self-Evolution for LLM Agents GitHub Stars

EMNLP 2026 · Builds both skills and verification signals from scratch, without target-task supervision.

Website · Paper · HF Paper

RewardHarness: Self-Evolving Agentic Post-Training GitHub Stars

COLM 2026 · A self-evolving agentic reward framework for image-editing evaluation.

Project Page · Paper · HF Paper · Releases


  Research Guides & Runnable Examples

Research question Try the teaching resource Original work
Does valid structured output preserve the requested fields and values? StructEval CPU mini-lab · Two-minute walkthrough StructEval
Does a retrieved paper actually support the claim being written? Citation evidence worksheet ScholarCopilot
What does a text-only video-question probe establish? VidGround probe-log mini-lab Watch Before You Answer

These coauthor-maintained resources use handwritten examples, not new model experiments. The citation worksheet is a separate reading exercise, not a ScholarCopilot capability. Retaining a question after a text-only probe does not by itself prove visual dependence. Scripts, inputs, scope notes and original sources are linked from each resource; the video uses synthetic narration.

All publications and citation materials · Research program


  GitHub Activity

GitHub Contribution Graph


  News

  • 2026.08: Five papers accepted at EMNLP 2026: WebWorld, OpenSkill, and VGI-BENCH; ClawBench in Findings; and Dr. Claw in System Demonstrations.
  • 2026.04: New paper: ClawBench: Can AI Agents Complete Everyday Online Tasks?; 153 real-world tasks, 144 live websites, 7 frontier models. Best model: 33.3%.
    • arXiv Dashboard Dataset PyPI
  • 2026.04: New paper: VidGround: Watch Before You Answer; visually grounded post-training for video LLMs.
    • arXiv HF Paper

  Contact

 yuxuan.zhang(at)ubc.ca      Google Scholar      GitHub      X      Website

Pinned Loading

  1. TIGER-AI-Lab/WebsiteBench TIGER-AI-Lab/WebsiteBench Public

    Can AI agents rebuild websites through browser exploration?

    Python 262 38

  2. TIGER-AI-Lab/ClawBench TIGER-AI-Lab/ClawBench Public

    Open-source benchmark for browser AI agents on daily tasks.

    Python 1.3k 76

  3. TIGER-AI-Lab/RewardHarness TIGER-AI-Lab/RewardHarness Public

    Self-evolving agentic reward framework for image-editing evaluation — 47.4% on EditReward-Bench from only 100 preference demos, no reward-model training. arXiv 2605.08703.

    Python 106 10

  4. Awesome-REA Awesome-REA Public

    Curated tools, case studies and papers for reverse engineering websites, games, apps, binaries, firmware and protocols. Source-reviewed, English and Chinese.

    Python 2.6k 468

  5. TIGER-AI-Lab/LongBanana TIGER-AI-Lab/LongBanana Public

    LongBanana: An Expert-Verified Benchmark for Long-Context Multi-Reference Image Synthesis

    Python 96 1

  6. Awesome-CUA Awesome-CUA Public

    Open, source-backed catalog of computer-use agents: reviewed papers, GUI models, datasets, benchmarks, tools, and reusable JSONL/SQLite data.

    Python 770 141

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