APIs

API Solutions

Use ProTradeLTD APIs to integrate global markets with your workflows.

Unlock the full potential of your trading experience by accessing global markets with ProTradeLTD APIs. Our APIs provide individuals, institutions, Fintechs and enterprise clients with robust trading, account management and account reporting features. Start integrating today.

Our API Offerings

We offer clients a choice in their API selection. Use features from one API or many depending on our client's needs.

Web API

Our modern REST API offers access to our largest breadth of capabilities. This includes account opening, account management, funding, banking, reporting, as well as trading. Access various accounts for individuals and sub-account architecture for financial advisors. WebSocket streaming for real time capabilities such market data, critical notifications, and more.

FIX

ProTradeLTD's FIX connection lets institutions create trading systems to take advantage of our high-speed order routing and broad market depth. ProTradeLTD's industry standard FIX connection provides a direct and scalable solution to our trading system by using a VPN, extranet, leased line or Cross-connect connection.

TWS API

Our trading oriented API allows you to develop applications in C++, C#, Java, Python, ActiveX, RTD or DDE. Utilize prebuilt libraries to automate features in TWS UI or develop your own interface. Users can consider this if they want to use the client gateway in order to access higher trade volume while using less bandwidth.

Additional Resources to Get Started with ProTradeLTD APIs

ProTradeLTD Campus offers several resources to help you integrate your strategies with our platform.

Traders’ Academy Courses on API

Traders’ Academy offers courses to help you:
Trade, monitor and manage your ProTradeLTD account using the Client Portal API.
Use Excel together with TWS API to manage your account and automate your trading strategies.
Code Python applications using the Python TWS API.
Use R to automate trading, perform back-testing and analyze trading strategies.

ProTradeLTD-API Home

ProTradeLTD’s complete API documentation encompassing the Web API, Trader Workstation (TWS) API, Excel API, and FIX protocol. Find documentation and reference API materials for ProTradeLTD’s powerful trading platform.

ProTradeLTD Quant Blog

The ProTradeLTD Quant Blog serves quantitative professionals who have an interest in programming. Discussion topics include deep learning, ProTradeLTD API, artificial intelligence (AI), Python, R, C#, Java and more.

Feature Comparison

Feature Web API FIX API TWS API

Digitally Create and Manage Client Accounts

User Authentication Gateway

User Authentication Bearer/SSO/Oauth

RESTful API + Websockets

Broad Selection of Order Types

Access to ProTradeLTDs entire suite of Order Types

Account and Profit & Loss information

Market Data - Snapshots, Streaming, Historical

News

Block Allocation Trading for Advisors

Aggregate User Support

Real-Time Drop Copy


= Included

Award Winning Platform & Services

StockBrokers.com 2025 rated #1 for Professional Trading

#1 Professional Trading
#1 International Trading

Nerdwallet Award

Best Online Broker,
for Advanced Traders

Interactive Brokers was Rated #1 - Best Online Broker ... Again - 2023 by Barron's

#1 Best Online Broker
5 out of 5 stars

Investopedia 2024 Award - Best for Advanced Traders

Best for
Advanced Traders

BrokerChooser 2025 Award - Best Online Broker BrokerChooser 2025 Award - Best Online Broker

Best Online Broker

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