Research Environment
Powerful notebooks attached to our massive data repository
400TB of Financial and Alt Data, Dig In
Our data repository is preformatted and ready to go. Skip expensive and tedious data processing and get to work.
Get Started Download PDF Download PDFKey Concepts
Learn the key concepts before starting your research
Initialization
The starting point of all notebooks
Datasets
Request historical data
Charting
Visualize data with charting libraries supported by Jupyter
Indicators
LEAN provides more than 100 pre-built technical indicators and candlestick patterns
Object Store
File system that you can use in your notebook to save, read, and delete data
Machine Learning
Use machine learning to test your hypothesis
Debugging
Detect and fix coding errors in your notebooks
Meta Analysis
Learn how to analyze backtest, optimization, and live trading results.
Applying Research
Collection of tutorials written by the QuantConnect team and community members.