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Discover answers and insights from the Anthropic team
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trainer
How up-to-date is Claude's training data?
Claude Haiku 3 was
trained
on data up until August 2023… Claude Sonnet 3 was
trained
on data up until April 2024… Claude Haiku 3.5 was
trained
on data up until July 2024
What is Claude?
It's
trained
to be a helpful, honest, and harmless assistant with a conversational tone
Introduction to Prompt Design
Claude is
trained
to be a helpful, honest, and harmless assistant
Claude is providing incorrect or misleading responses. What’s going on?
For example, in some subject areas, Claude might not have been
trained
on the most-up-to-date information
Getting started with Claude
It's
trained
to be a helpful, honest, and harmless assistant with a conversational tone
About the Development Partner Program
By default, Anthropic doesn’t
train
our generative models on your content