Quickstart Overview
Prerequisites
Before getting started, make sure you have:
- Python 3.9+ installed (download here)
- A Vellum account (sign up for free)
- Your
VELLUM_API_KEYenvironment variable set
For detailed installation instructions including Python and uv setup, see our Installation Guide.
Next Steps
With Vellum, you can go back and forth between code and UI at any point!
Learn More
- Core Concepts - Learn about core concepts like Nodes, Ports, Expressions, State, & more
- Defining Control Flow - Master Workflow graph patterns
- Configuration - Polish your development environment
- Examples - Explore real-world Workflow examples
- Evaluations - Test your Workflows rigorously