Democratizing Finance, Empowering Individuals

Since we were founded in 2011, QuantConnect has strived to empower individuals. It has been built into our core motto “Democratizing Finance, Empowering Individuals”. We are motivated to provide powerful investment opportunities for investors and the best technology possible available for quants. It is a difficult challenge but one we push through every day. Some […]


Introducing The Co-Pilot: Your Coding Companion

We’re happy to announce the release of the Co-Pilot (C# only); a rich automated documentation generator built to give you relevant hints while you’re building your strategy. With deep API’s it is impossible to memorize all the methods available; and time consuming to constantly search the documentation. As a coding companion, the co-pilot can inspect […]

Free Streaming Live Data with IEX – LEAN Release Notes v2.3.0.3

This release adds the IEXDataQueueHandler allowing LEAN users to stream free US equity trades to their strategy; along with numerous bug fixes to the OANDA and FXCM brokerage implementations. Additional regression algorithms were added to automate testing of daily data algorithms. The Interactive Brokers connection logic was also made more intelligent to fail quickly when […]


Generic Data Sourcing and Caching – Release Notes v2.3.0.2

This release adds a generic data sourcing feature along with abstraction of the data caching. This allows different configurations to be setup independent of physical files. In addition there were dozens ofbugs fixes in LEAN to improve its stability and consistency across backtesting and live trading. There were no breaking changes in regression tests or […]


Release Notes – LEAN v2.3.0.1

This release fixed minor bugs in LEAN to improve its stability and consistency across backtesting and live trading. There were no breaking changes in regression tests or the API of LEAN. Features Update AlgoSeek data converter to accept input file mask to only convert specific source files. Added IsAssignable to detect assignment orders in backtesting*. […]


Options and Futures Trading on QuantConnect

We are very excited to announce the beta launch of options and futures trading on QuantConnect! Through the open-source platform LEAN, algorithmic trading has never been so accessible to investors. The new asset classes tie into our existing offering of Equities, FOREX and CFD products bringing us to a total of five asset classes. We […]

Thank you for supporting $1 trading

Were incredibly grateful to have the loyal support and attention of so many highly intelligent and passionate users. Every day we met incredible new people from all over the world, designing sophisticated strategies and it humbles us. Thank you for making QuantConnect awesome!

We have been blown away by the response in the last few weeks.Since launching the $1 Per Trade offer weve seen a 300% increase in all our user engagement signals: traffic, coding and backtesting.

Thank you for your trust and time, wewillcontinue working day and night to make QuantConnect better and make your strategy a success!

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The Future of Quant Trading

QuantConnect believes algorithmic, quantitative trading will be the primary investment vehicle of the future, and we plan to be the open source, community driven vehicle which makes this future a reality.
We’re often asked what the differences are between QuantConnect and Quantopian and so we decided to address this question here transparently in a blog. We believe QuantConnect is the only company with the vision and technical ability to execute on the quantitative trading future!

$1 Per Trade, It’s a Quant Revolution

We’re proud to announce live trading with Tradier Brokerage is now public! In a special offer to QuantConnect users, Tradier Brokerage is offering a limited release of 100 accounts with a flat fee of $1 per trade* with the promo code Quant1. Fees this low on a retail-accessible platform are unparalleled. Robust Modern API In […]

Live Trading with Interactive Brokers

We’re proud to announce the release of automated trading with QuantConnect and Interactive Brokers. Our technology breaks down all the barriers to deploying your own automated live trading strategy and allows you to focus on creating alpha.