DadgogoAI Dictionary

Dictionary entry

character training

noun \ˈker-ək-tər ˈtrā-niŋ\
TopicTraining First known use2024 Senses1
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Definition of character training

  1. : training that shapes an AI model's stable personality and values, such as curiosity, honesty, and care for the people it talks to, rather than only teaching it rules about what to refuse

    • Character training is why the assistant can disagree with you politely instead of just agreeing.
    • Good character training aims for judgment in new situations, not a longer list of rules.

Origin & history

first known use2024

Anthropic described its approach to 'character training' for Claude in 2024; the idea has since spread across AI labs.

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Related terms

post-training everything done to a model after pre-training to make it useful and safe, such as instruction… AI constitution a written document that sets out the values, priorities, and principles an AI model is trained… constitutional AI a training approach in which a model is guided by a written set of principles (a… persona a role or character an AI is told to adopt, such as 'experienced editor' or 'friendly tutor'… sycophancy an AI model's tendency to tell users what they want to hear, agreeing with them, praising… alignment the work of making an AI system's goals and behavior match what its designers and users…

Cite this entry

"Character training." AI Dictionary, Dadgogo, https://dadgogo.com/dictionary/character-training/. Accessed 4 Oct. 2026.

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