Glossary · Companion & roleplay
AI companion
A conversational AI presented as a persistent character — girlfriend, boyfriend, friend, therapist. The defining feature is continuity: the companion remembers past interactions and maintains personality across sessions. Distinct from a generic chatbot.
See also
- Persona card — Structured description of an AI character — appearance, personality traits, backstory, speech patterns. The ca…
- Memory window — How far back the companion can reliably recall past messages and events. Free tiers typically cap at 10-20 mes…
- Character drift — When an AI companion loses its persona over a long conversation and responds as a generic assistant. A key rel…