Welcome to 42Cells
The AI-Powered Data Notebook — connect your databases, ask questions in plain English, and let AI build your analysis automatically.
Quick Start
Every new workspace includes a demo database with realistic SaaS company data—no setup required.
- Sign up at app.42cells.com
- Ask the agent a question (try: "Show me revenue trends by month")
- Explore the demo data — accounts, users, events, pipeline, and more
- Connect your own database when you're ready
Try These Templates
Click any template to open the app with a pre-filled prompt:
Quick Starts by Role
Jump to templates and workflows for your team:
Key Features
DAG-Powered Notebooks
Write and execute SQL queries on an infinite canvas with explicit cell dependencies. See exactly how your data flows through your analysis.
AI-Powered Analysis
The Insight Engine can:
- Write SQL queries from natural language descriptions
- Create and execute cells automatically
- Build multi-step analyses with proper dependencies
- Understand your data through semantic layers
Learn more about the AI Agent →
Semantic Layer
Define metrics, dimensions, and relationships once — use them everywhere. Ground the AI with accurate business definitions for consistent, trustworthy results.
Learn more about Semantic Layers →
Team Collaboration
Share notebooks, manage permissions, and collaborate on data analysis with your team.
What's Next?
- Database Connections — Connect PostgreSQL, MySQL, and more
- Notebooks Guide — Create your first analysis
- AI Agent — Ask questions in plain English
- Semantic Layer — Define reusable metrics