Foundation model
A large model trained on broad data that can be adapted to many tasks, such as a large language model that underpins chat, search and coding tools. The term highlights that many products are built on a small number of such models.
Related terms
The mechanism in a transformer that lets the model weigh how relevant each token is to every other token when working …
BackpropagationThe technique that calculates how much each weight in a neural network contributed to an error, working backwards from…
Base modelA model straight out of pretraining, before it has been tuned to follow instructions or hold a conversation. Given a q…
Chain of thoughtStep-by-step reasoning written out before a final answer, either prompted ('think it through step by step') or built i…
ComputeShorthand for the processing power used to train and run AI models, usually on large clusters of specialised chips in …
Constitutional AIA training approach, published by Anthropic in 2022, in which a model critiques and revises its own responses against …
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