DadgogoAI Dictionary

Dictionary entry

persona

noun \pər-ˈsō-nə\
TopicPrompting & Context Senses1
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Definition of persona

  1. : a role or character an AI is told to adopt, such as 'experienced editor' or 'friendly tutor', which shapes its tone and focus

    • Giving the model a persona of a strict editor made its feedback sharper.
    • The app lets you chat with different personas.

Two meanings, one word

In everyday English

The image or character a person presents to others.

In AI

A role or character an AI is told to adopt, such as 'experienced editor' or 'friendly tutor', which shapes its tone and focus.

Test yourself

Which of these is the meaning of persona?

Related terms

system prompt hidden instructions given to a model before the conversation starts, which set its role, tone… prompt engineering the practice of designing and refining prompts to get reliable, high-quality results from an… AI companion an AI character or chatbot designed for ongoing personal conversation, friendship, or… parasocial describing a one-sided relationship in which a person feels close to someone or something that…

Cite this entry

"Persona." AI Dictionary, Dadgogo, https://dadgogo.com/dictionary/persona/. Accessed 4 Oct. 2026.

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