Low-Cost Training

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Feb 20, 2023 · Artificial Intelligence

Low‑Cost Open‑Source Replication of ChatGPT Using Colossal‑AI

This article explains how researchers reproduced the full ChatGPT training pipeline—including supervised fine‑tuning, reward‑model training, and RLHF—using the open‑source Colossal‑AI system, dramatically reducing GPU memory and hardware requirements while providing ready‑to‑run code and performance benchmarks.