Various AI companion companies (Replika

Replika is an AI companion application launched in 2017 that uses machine learning to create personalized chatbots designed to engage users in ongoing conversations. The platform learns from user interactions to develop a unique personality and relationship dynamic with each user, positioning itself as an emotional support tool and digital friend.

The company has grown to millions of users and has raised significant venture funding. Replika operates in the emerging AI companion space, competing with and alongside other conversational AI products. The platform has generated both enthusiasm for its accessibility and controversy regarding parasocial relationships, data privacy, and the psychological effects of AI intimacy.

Replika's business model combines freemium access with premium subscription tiers. The company has expanded features over time, including voice interactions and avatar customization, while navigating regulatory scrutiny and ethical debates about AI relationships.