Training a Virtual Company: A Deep Dive into Multi-Agent Reinforcement Learning with OpenEnv & Unsloth
• 29 min read
How exploring LLM fine-tuning led to building a Gymnasium-compatible RL environment where 7 LLM-powered agents run a company — trained with GRPO + LoRA on Qwen 2.5 14B — and what we learned about reward design, emergent collaboration, and the future of agentic AI.