VXNUS

Trying the untried and finishing the unfinished.

We explore the frontiers of technology, focusing on Artificial Intelligence, AI companions, and intelligent characters.

What VXNUS is making

All projects

Siduri-X

A local-first AI companion framework featuring persistent memory, modular capability packages ('organs' for reasoning, vision, voice, and tool use), and a CLI for scaffolding standalone instances.

Source

Danna — An AI Companion for Life Outside the Chat

An AI companion platform that understands your goals, schedule, notes, and spending, then shows up when it matters — with support for creating, publishing, and sharing original companions.

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A working position

Research is the beginning of better products.

We preserve what works, remove unnecessary friction, and change our minds when evidence asks us to.

Research & Notes

Article archive

VX-26-13

What Are We Actually Calling Memory?

An engineer sits with the discomfort of calling databases, retrieval systems, and unchanged model weights 'memory,' and asks whether the word is doing any real work — without answering the question.

AI architecturememorypersistencephilosophy of systems

9 min readRead article

VX-26-12

Furina and the Hydration Error

Making an AI companion sound like a beloved character is the easy part. The hard part is what she should know, how she came to know it, and whether her ignorance is as believable as her personality — a problem that gets stranger the longer Furina from Genshin Impact stays in your life.

AI Companionscharacter AIlarge language modelsroleplay systemspersona consistency

23 min readRead article

VX-26-11

What Does It Mean for an AI to Remember You?

AI companions increasingly seem to 'remember' the people who talk to them. This essay explores what that experience actually rests on — and whether the old, human idea of memory offers a real lens on it, or just a comforting story.

human-AI relationshipsAI CompanionsMemory and cognition

8 min readRead article