Hydrogen Atom

Build sophisticated fintech products from one API platform - in minutes, not years.

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Hydrogen Atom

The Hydrogen Atom platform has powerful REST APIs with modules built for fintech.
Read about some of the features of our APIs below, to see how we can help.

Nucleus API

The Nucleus API provides core digital infrastructure and a standard data model to anchor your fintech applications.


Set single and multi-factor auth and client permissions.

Onboarding and KYC

Encrypted client onboarding, plus KYC/AML integrations.


Create and manage client accounts & held away accounts.

Portfolio Management

Manage securities, investment models, portfolios and goals.


Run robust risk and performance reporting on any entity.


Create and track single and bulk orders for trade execution.


Configure decision trees and client questionnaires.

Business   Coming Soon

Business data on customers, invoices, accounting, expenses.

Proton API

The Proton API provides financial engineering and business logic on top of the data to power your fintech application.

Risk Scoring

Create single or multi-dimension risk scores for clients.

Goals Tracking

Track the status of goals and provide recommendations.


Rebalance portfolios with customizable rules.


Construct portfolios and perform complex simulations dynamically.

Insurance Analytics

Identify annuity payments and life insurance needs.

Financial Calculators

Calculators for retirement, financial planning, mortgage.

Financial Health

Score the health of client portfolios and finances.

Personal Finance

Track budgets, analyze cash flows, and calculate net worth.

Electron API

The Electron API provides admin functionality to manage and grow your fintech application.


Interface with support tickets, FAQs, and chat.


Manage and track campaigns, promotions, and usage.


Store and encrypt sensitive client or firm documents.

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