Zichen Liu

@zzlccc

Gemini RL @GoogleDeepMind

Singapore

lkevinzc.github.io

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Zichen Liu
@zzlccc
Mar 21, 2025
🪂Understanding R1-Zero-Like Training: A Critical Perspective * DeepSeek-V3-Base already exhibits "Aha moment" before RL-tuning?? * The ever-increasing output length in RL-tuning might be due to a BIAS in GRPO?? * Getting GRPO Done Right, we achieve a 7B AIME sota! 🧵 📜Full
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Zichen Liu
@zzlccc
Aug 6
Welcome submissions if you work on meta-agents!
Meta-Agents Workshop @ NeurIPS 2026
@MetaAgentWkshop
Aug 4
🚀Call for Papers — @NeurIPSConf 2026 Workshop Workshop on Responsible Use of Meta-Agents 📅 December 11/12 · 📍 Sydney, Australia Join us to shape the future of Meta-Agents and Harness. Topics include but are not limited to: 1. Automated Design of Agent Harnesses 2.
Zichen Liu
@zzlccc
Apr 10
rl intuition (up-scaled by the correctness of infra) is all you need when cooking with a strong base model such as gemini✨
3
Zichen Liu
@zzlccc
Mar 17
🦎🦎 Happy to see two of our works (DrGRPO & DPPO) are highlighted here! I don’t think changing a few terms is worth a new branding, so we respectfully kept predecessors’ name while highlighting the correction/improvement on top of them. Hopefully they inspire RL algo designs.
Alex Weers
@a_weers
Mar 15
Finally finished! If you're interested in an overview of recent methods in reinforcement learning for reasoning LLMs, check out this blog post: aweers.de/blog/2026/rl-f… It summarizes ten methods, tries to highlight differences and trends, and has a collection of open problems
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Zichen Liu
@zzlccc
Mar 11
Huge congrats to Min!
Min Lin
@mavenlin
Mar 10
The most exciting breakthroughs in intelligence are yet to come. I’m super excited to start this journey with mes amis to make them happen together.