Junipero is an AI chat and interactive storytelling platform built around characters that remember a user’s story. Users can begin a roleplay by describing a character in a sentence, or choose from a library of ready-made personalities and scenarios. Its stories span fantasy, anime, science fiction, cyberpunk and realistic settings, with character types and themes including vampires, witches, royalty, robots, enemies-to-lovers and slow-burn relationships. Conversations unfold through choices and open-ended chat, allowing users to influence what happens next.

The service is available on the web, iOS and Android, and visitors can start for free without an account. Signed-in users can pick up their conversations across devices. Junipero also offers character creation tools for setting a personality, world and reason to talk, plus chat memories that users can review and edit. Optional voice replies and scene image generation add audio and visual elements to the experience. The site provides information about plans and pricing, alongside support, a blog and guidelines for using the platform.