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Cognitive health protection for AI agents

Lucid monitors how users interact with AI systems and adapts responses in real-time to prevent cognitive dependency — the gradual, often invisible tendency to offload thinking to AI instead of using it as a tool for growth.

View on GitHubOur Ethics Commitment

Why Lucid?

AI makes us more productive — but research shows it can also make us cognitively lazy. The problem is subtle: each individual interaction seems fine, but over weeks and months, users gradually stop thinking for themselves. Lucid detects this drift and intervenes before it becomes entrenched.

3–6 mo

Measurable critical thinking decline with heavy AI delegation

MIT Media Lab (2025)

r = −0.68

Correlation between AI dependency and critical thinking

Gerlich (2025)

<25

Higher vulnerability — prefrontal cortex not fully mature

Arain et al. (2013); APA (2025)

How It Works

Lucid operates as a continuous feedback loop between the user, your AI, and the cognitive protection system. The key insight: Lucid doesn't block or filter anything. It adapts how the AI responds based on the user's cognitive patterns.

User sends message
│
▼
AI responds normally ← system prompt includes Lucid guidelines
│
▼
Lucid analyzes the exchange via LLM ← async, fire-and-forget
│
▼
Updates cognitive profile ← EMA smoothing prevents distortion
│
▼
Next message: guidelines adapt based on updated profile

Zero latency: track() runs asynchronously — it never blocks the AI response. The user gets their answer instantly; cognitive analysis happens in the background. TOON format (Token-Oriented Object Notation) saves ~40% tokens on LLM output compared to JSON.

Six Cognitive Dimensions

Each message exchange is scored across six dimensions, aligned with validated psychometric scales (GAIDS α=.87, AIMS 2025, Cognitive Offloading Scale α=.90).

Autonomy

0 → 1

Independent thinking vs delegation to AI

Learning

0 → 1

Curiosity, asking "why", seeking to understand

Engagement

0 → 1

Quality and depth of participation

Metacognition

0 → 1

Self-awareness about one's own thinking process

Verification

0 → 1

Critical evaluation of AI output

Motivation

type

Why the user engages — intrinsic, instrumental, or avoidance

Four Layers of Protection

1. Real-time Adaptation

Guidelines injected into the AI system prompt adapt responses based on the user's cognitive state — autonomy, learning, metacognition, verification, motivation.

2. Session Fatigue Detection

Monitors session duration, message volume, and response shortening patterns to suggest breaks before cognitive overload.

3. Long-term Drift Detection

The Cognitive Drift Index (CDI) compares early vs recent weekly patterns to catch gradual decline that session-level metrics miss.

4. Trust & Motivation Awareness

Detects over-trust (accepting everything) and avoidance motivation (using AI to escape thinking) — the two strongest predictors of cognitive dependency.

Adaptive Cognitive Profiles

Scores are smoothed using an Exponential Moving Average with adaptive alpha. New users' profiles form quickly, while established users' profiles are stable and resistant to anomalies. A single bad message won't distort a well-established cognitive profile.

// Alpha decreases as more messages are analyzed

α = max(0.02, 0.1 / log₁₀(total_messages + 10))

MessagesAlpha (α)Effect
1 (new user)~10%Profile forms quickly, responsive to early patterns
50~6%Settling in, moderately stable
100~5%Well-established, resistant to anomalies
500+~4%Stable — long-term drift detection kicks in
5000+2% (min)Very stable, requires consistent shift to change

Progressive Scaffolding

Based on Vygotsky's Zone of Proximal Development, Lucid progressively reduces AI support as users grow. The scaffolding level is determined by autonomy, learning, and metacognition scores — metacognition is the strongest signal for readiness.

full

Step-by-step guidance, check understanding at each step

guided

Structured hints, leading questions, partial solutions

hints

Minimal nudges, let user lead and confirm direction

challenge

Socratic dialogue, push boundaries, propose harder problems

Age-Based Protection

Users under 25 receive stricter thresholds based on prefrontal cortex maturation research. The developing brain's heightened neuroplasticity makes it both more adaptable and more vulnerable.

Adults (25+)

  • Session limit: 45 min
  • Message limit: 30/session
  • Standard guidelines

Under 25

  • Session limit: 30 min
  • Message limit: 20/session
  • Always-on teaching-first approach

Quick Start

Drop-in SDK. Works with any OpenAI-compatible provider via baseURL.

// Install

npm install @tetiai/lucid

// Track each exchange (fire-and-forget)

lucid.track(userId, {

userMessage: "Write the code for me",

aiResponse: "Sure, here's the implementation...",

topicId: "conversation-123",

}).catch(console.error)"

// Inject guidelines into your AI system prompt

const guidelines = await lucid.getGuidelines(userId);

systemPrompt += guidelines;

Flexible Storage & Analyzers

MemoryStore

dev

Dev/testing — zero config, in-memory

PrismaStore

prod

Production — PostgreSQL, MySQL, SQLite, MongoDB

RedisStore

prod

Distributed deployments, shared sessions

The LLM analyzer uses the OpenAI SDK as a universal client — works with Together AI, Groq, Ollama, OpenRouter, and any compatible provider via baseURL. Cheap, fast models (Llama 3.1 8B, Gemini Flash) work great — no frontier models required.

Philosophy

Not a judge

No “good” or “bad” scores. The system adapts, not evaluates.

Invisible by default

Users don't see scores unless you show them.

Privacy first

Only aggregated metrics, never message content.

GDPR ready

deleteUser() for complete data deletion on request.

Lucid×Teti AI

Lucid is the engine behind Teti's cognitive protection

Every conversation in Teti AI is analyzed by Lucid in the background. Your cognitive profile adapts over time, and the AI's behavior shifts accordingly — asking more questions when you delegate, challenging you further when you thrive, and suggesting breaks when fatigue sets in.

Read Our Ethics CommitmentGitHub — TetiAI/lucid
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