Why Do Developers Choose the Apex Developer Portal?

Because it gives you the power and speed needed to build broker-dealer and wealth management platforms on enterprise-grade infrastructure without the enterprise timeline. Get AI-powered development tools, production-ready APIs, time-saving SDKs, and comprehensive documentation, all backed by AscendOS™ clearing, custody, and trading infrastructure.

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How to Get Started with the Developer Portal

Request access here
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Set up your account to access the Developer Dashboard, sandbox, Ascend Workstation, and API references and documentation, and more

Apex Developer Portal: Built by Developers for Developers

Experiment with AscendOS by creating proofs-of-concept in a secure sandbox, then smoothly transition to UAT. Developer-friendly tools and clear guidance help you build with confidence, troubleshoot early, and launch faster, all before you commit.

Pre-Built Enterprise Development Resources: Sample code, modular SDKs, recipes, and API documentation including API references and narrative guides
Comprehensive Documentation: API guidance and quick-start Postman collections provide detailed explanations for using each tool
Modern Programming Languages: Access APIs and SDKs for Java, Python, TypeScript, and Go
Solution-Oriented Guides: Recipes break down complex tasks from opening accounts in seconds* to placing orders into simple steps
The Apex AI Suite: Two AI-powered tools to accelerate development. Ask Ascend is a GenAI assistant trained on AscendOS documentation for instant technical answers. The ADK (Agentic Development Kit) uses natural language prompts to help non-technical leaders evaluate capabilities and create working proofs-of-concept with a third-part agentic AI assistant. When used by developers, the ADK is designed to accelerate development. Read more about the Apex AI Suite
Streamlined Integration: Minimize development effort and make the most of your team’s resources
Modern DevEx and Sandbox: Build with AI-forward development tools and a dev portal full of shortcuts. Learn more details about the developer experience at Apex, including different ways to build with AscendOS, what’s inside the dev portal, our APIs, and AI-assisted integration.

Desktop screen showing Apex developer portal homepage with access to API documentation, SDKs, Ascend Workstation, and more

Where Can Engineers Get More Details?

We’ve put together more information to help developers understand:

How to Build With AscendOS
What’s Pre-Built in AscendOS
All of the AscendOS APIs
How AI Can Accelerate Your Build

Read Details

“There is a ton of well-structured SDK documentation that describes how flows work.”

Voya Developer Team

“The SDK drastically reduced our integration time. We estimate that it saved us about 40% of development time.”

ília Digital Senior Engineer

* The comments expressed here may not represent all client experiences. These statements are not meant to indicate any guarantee of future performance or success.

The Apex AI Suite: Answers and Building Tools at Your Fingertips

Apex is helping lead the adoption of AI in financial services. Our AI Suite includes Ask Ascend, an always-on AI assistant*, and the Agentic Developer Kit (ADK), which turns natural language into foundational code. Together, they help developers work faster and more efficiently.

Receive detailed answers to development questions
Build and test production-ready code with natural language inputs
Learn tools, APIs, SDKs, and best practices
Access ready-to-use examples and pre-written code
Obtain relevant explanations in real-time, complete with citations for verified, factual results
Troubleshoot and solve problems no matter what time zone your team operates in*
Use Ask Ascend to help accelerate your development and deployment timelines. One of our clients saved approximately 170 hours with this GenAI assistance**
Accelerate your development and deployment timelines
Get precise, context-aware assistance for troubleshooting and integration guidance
Read “How to Use Agentic AI in Wealthtech” to learn how to harness the power of a third-party agentic AI assistant with our Agentic Development Kit (ADK)

* Most securities accounts can be opened in seconds and funded moments later, enabling trading thereafter. ** Apex Ask Ascend Beta proprietary data as of 1/14/26 (subject to change based on release and additional Beta agreements). *** The comments expressed here may not represent all client experiences. These statements are not meant to indicateany guarantee of future performance or success.

Shaping the Future of Financial Services on Google Cloud

Powered by Google Cloud, AscendOS is the flexible, cloud-native platform that delivers real-time efficiency, scalability, and enterprise-grade security to help your business grow.

Supports modern automations for clearing, custody, and trading
Scale operations to meet the demands of a growing global market
Access real-time analytics for faster, more informed decision-making
Help protect your business with Google Cloud’s advanced security infrastructure
Empower users with intuitive, on-demand business intelligence including custom and pre-built reporting

Leave the Hassles of Legacy Tech Behind

Turn your vision into action and scale globally with AscendOS’s real-time, cloud-native platform. The Apex Developer Portal connects developers with centralized tools to integrate with AscendOS — providing a clear view of tools, progress, and activity. Flexible APIs and a tech-forward design enable you to customize and integrate third-party tools efficiently. Get answers to technical and operational questions from Ask Ascend, our AI assistant, available 24/7 for development teams worldwide.

Access real-time data, built-in resources, API documentation, sample code, and recipes — plus downloadable SDKs to accelerate your development process
Gain real-time visibility into AscendOS system events through webhooks, snapshot file updates, and personalized enterprise integrations
A real-time ledger provides instant visibility into all transactions and balances, so you don’t have to keep a shadow ledger
Read the whitepaper The Power of Real-Time Data Access: 6 ways a real-time data warehouse can transform the investing industry to learn more about how 24/7 access to your real-time data can fundamentally change how your business handles day-to-day work.