Introduction
Cultured Computer builds persistent persona infrastructure for AI. Identity that holds across conversations, models, and time.
What Is Cultured Computer?
Cultured Computer is a persistent persona layer for AI systems. We solve the problem that no one in the commercial stack measures: whether AI identity holds across turns, sessions, and model switches.
The industry measures deflection rates, CSAT, and resolution time. None of them measure whether identity held, whether trust formed, or why the user came back.
The gap
66% of CX professionals say empathetic AI is "very important." Over 50% say brand voice is "very important." Nobody measures either. We do.
The Problem
LLMs are stateless. No memory between calls, no awareness of where a conversation has been or should go.
- Persona drift documented within 8 turns (Li et al., COLM 2024)
- Larger models drift more (Choi et al., 2024), counterintuitive but documented
- No intrinsic memory: each API call is independent
- Context competition: persona instructions lose influence over token distance
The commercial AI CX stack measures task completion. None of them measure whether the AI stayed in character or formed a relationship.
What We Measure
| Dimension | Question |
|---|---|
| Intent | Why did the user come? |
| Persona | Did identity hold? |
| Emotion | Did trust form? |
| Return | Did they want to come back? |
Current tools tell you "ticket resolved." We tell you "customer forming relationship, trust score increasing, likely to return."
How It Works
A persona is a deployable unit. It ships with a structured identity spec (RICE Framework), a decision architecture that runs once per message, and real-time evaluation that scores every response.
Swap the model underneath. Identity holds.
Explore the Docs
Architecture
High-level system design: decision loop, measurement, and product primitives.
Persona Overview
What a Persona is and how persistent identity layers work.
PersonaPersistBench
The evaluation framework that scores identity persistence in real time.
Mercury
Diffusion-based LLM with burst generation and TTS pipeline.
Alyssa
First deployable persona. Healthcare care companion over SMS and voice.