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QuantConnect

Open-source algorithmic trading platform empowering quants with research, backtesting, and live trading tools for multi-asset strategies.

Introduction

QuantConnect is a leading open-source algorithmic trading platform designed for quantitative analysts and developers. It provides a comprehensive ecosystem for developing, backtesting, and deploying trading algorithms across various asset classes. Key features include:

  • Cloud-Based Research Environment: Access terabytes of financial, fundamental, and alternative data with pre-built tools for machine learning and feature selection.
  • Backtesting Engine: Evaluate strategies using point-in-time, fee, slippage, and spread-adjusted backtesting on fast cloud cores.
  • Parameter Optimization: Run thousands of backtests to analyze strategy sensitivity and identify optimal parameters.
  • Live Trading Deployment: Deploy strategies to a managed, co-located live-trading environment with integrations to multiple brokers and exchanges.
  • LEAN Engine: The open-source algorithmic trading engine at the core of QuantConnect, allowing for on-premise or cloud deployment and customization.
  • Multi-Asset Support: Model portfolios with equities, options, futures, forex, CFDs, and cryptocurrencies.
  • Alternative Data Library: Access a rich library of alternative datasets from various vendors, processed and linked to underlying assets.

QuantConnect targets quantitative analysts, hedge funds, and developers seeking a robust and flexible platform for algorithmic trading. It offers both cloud-based and on-premise solutions to cater to different needs and preferences.

Latest News

Integration with Webull for Equities, Options, and Index Option Trading - QuantConnect.com

Integration with Webull for Equities, Options, and Index Option Trading - QuantConnect.com

8/4/2026

Integration with Webull for Equities, Options, and Index Option Trading - QuantConnect.com ### SIGN IN Don't have an account? Join QuantConnect Today - Sign in - Sign up for Free QUANTCONNECT COMMUNITY --- ### Quant League Is Moving Forward as Strategies Quant League is evolving into Strategi...

Trade Algorithmically with Public on QuantConnect - QuantConnect.com

Trade Algorithmically with Public on QuantConnect - QuantConnect.com

8/4/2026

Trade Algorithmically with Public on QuantConnect - QuantConnect.com ### SIGN IN Don't have an account? Join QuantConnect Today - Sign in - Sign up for Free QUANTCONNECT COMMUNITY --- ### Quant League Is Moving Forward as Strategies Quant League is evolving into Strategies, our new home for s...

Assistants - Agent Teams for Systematic Research - QuantConnect.com

Assistants - Agent Teams for Systematic Research - QuantConnect.com

8/4/2026

Assistants - Agent Teams for Systematic Research - QuantConnect.com ### SIGN IN Don't have an account? Join QuantConnect Today - Sign in - Sign up for Free QUANTCONNECT COMMUNITY --- ### Quant League Is Moving Forward as Strategies Quant League is evolving into Strategies, our new home for sh...

Closing the Stale-Price Loophole on Daily and Hourly Data - QuantConnect.com

Closing the Stale-Price Loophole on Daily and Hourly Data - QuantConnect.com

8/4/2026

Closing the Stale-Price Loophole on Daily and Hourly Data - QuantConnect.com ### SIGN IN Don't have an account? Join QuantConnect Today - Sign in - Sign up for Free QUANTCONNECT COMMUNITY --- ### Quant League Is Moving Forward as Strategies Quant League is evolving into Strategies, our new ho...

Interactive Brokers FIX Integration - QuantConnect.com

Interactive Brokers FIX Integration - QuantConnect.com

8/4/2026

Interactive Brokers FIX Integration - QuantConnect.com - Platform - Pricing - Research - Strategies - Datasets - Documentation - Algorithm Lab ### SIGN IN Don't have an account? Join QuantConnect Today - Sign in - Sign up for Free QUANTCONNECT COMMUNITY --- ### Quant League Is Moving Forward ...

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FAQ

User Reviews

4.7/5.0
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Pricing

Pricing Model: Freemium, Subscription

Free Plan

Get started with quant finance (implied by features)

Free

RESEARCHER

Get started with quant finance

Dynamic price per month/year
monthly or yearly

TEAM

Startup on our platform

Dynamic price per user per month/year
per user/monthly or yearly

TRADING FIRM

Scale your professional organization

Dynamic price per user per month/year
per user/monthly or yearly

INSTITUTION

On-Premise, Bespoke, Unlimited

Dynamic price per user per month/year
per user/monthly or yearly

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