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Spartans

Built at OpenEnv Hackathon SF · Mar 7, 2026 · San Francisco, CA

Demo video · www.loom.com/…

NegotiateEnv is an OpenEnv-compatible RL environment for training LLM agents to negotiate B2B SaaS contracts. Features 200 real scenarios, multi-objective optimization (price, contract length, annual caps), dynamic constraints, and reward shaping. Trained Qwen-1.5B using TRL+LoRA on 500 episodes, achieving 61% loss reduction in 56 seconds on H100.

Team