---
title: "Developers: Banking API documentation | Crassula"
description: "Crassula developer resources: API documentation, tools and guides for building and launching your banking or payment business on the platform."
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lang: "en"
image: "https://crassula.io/static/images/og/crassula-default.d7d01fb8a962.jpg"
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  "en": "https://crassula.io/developers/"
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  "es": "https://crassula.io/es/developers/"
  "fr": "https://crassula.io/fr/developers/"
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---

# Crassula For Developers

All resources and tools you need for building and launching your business with Crassula. Documentation is valid for demo accounts, each White Label has its own version of the documentation.

![Crassula API documentation page with a callback request example](https://crassula.io/static/images/developers/hero/01.790d29375429.webp)

## Crassula Banking API documentation

Crassula Banking API documentation allows building your own additional services, interfaces, mobile apps connected to your version of the Core Banking.

#### Accounts

Create, manage multi-currency accounts, generate virtual IBANs, manage balances

#### Payments & Transfers

Account top-up, SEPA, SWIFT, internal transfers, drafts, history, statements, confirmations

#### Card issuing

Virtual and plastic cards, security settings, limits, blocking & freezing

#### Fees

Price lists, percentage and fixed fees, subscriptions and recurring fees

#### Currency exchange

Get FX rates, place orders, manage mark-ups

#### Verification & onboarding

Application forms, Private & Business client verification, limits.

[API documentation](https://docs.demo.crassu.la)