Technology

Reinforcement learning, briefly

Rewards, punishments, policies — and the branch of machine learning that plays games superhumanly well.

Published Apr 22, 20256 min readTechnology

Reinforcement Learning(Concept) is a branch of Machine Learning(Concept) in which an agent learns to act in an environment by receiving numerical rewards.

Where it shows up

Modern chat models, including ChatGPT(Product) and Claude(Model), are fine-tuned with a form of reinforcement learning from human feedback.

Entities mentioned

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