OpenAI
Twitch
MIT
Dario AmodeiCo-founder and CEO · AnthropicResearcher↗
Researcher
Danny Hernandez
AnthropicResearch Scientist
Hernandez helped establish empirical scaling laws that predict how language models improve with more parameters, data and computing. His work examined transfer learning and repeated data, giving frontier labs practical tools for forecasting model performance and understanding where scaling becomes less efficient.
Selected contributions
Constitutional AI: Harmlessness from AI Feedback
With Yuntao Bai, Saurav Kadavath, Sandipan Kundu, Amanda Askell, Jackson Kernion, Andy Jones, Anna Chen and others ·Trained AI assistants to critique and improve their answers using a written set of principles.
Training a Helpful and Harmless Assistant with Reinforcement Learning from Human Feedback
With Yuntao Bai, Andy L. Jones, Kamal Ndousse, Amanda Askell, Anna Chen, Nova DasSarma, Dawn Drain and others ·Training AI assistants to be more helpful and less harmful using human feedback.
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Reviewed August 9, 2026 · Checked for accuracy and new information.
