PaperAgent

Mar 3, 2026 · Artificial Intelligence

How CharacterFlywheel Scales Engaging LLMs: 15 Iterations of Production Optimization

The article presents CharacterFlywheel, a 15‑generation flywheel methodology that iteratively improves social‑dialogue LLMs in production using data‑driven reward models, rejection sampling, and a mix of SFT, DPO, and RL, with detailed experiments and best‑practice insights.