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Glossary · Companion & roleplay

Persona card

Structured description of an AI character — appearance, personality traits, backstory, speech patterns. The card is silently fed to the model as part of every prompt. Good cards keep the companion in-character; weak cards drift within 20 messages.

See also

AI companion — A conversational AI presented as a persistent character — girlfriend, boyfriend, friend, therapist. The defini…
Character drift — When an AI companion loses its persona over a long conversation and responds as a generic assistant. A key rel…

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