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Solaris API Reference

Welcome to the Solaris API reference. This documentation provides the technical specifications for every endpoint, schema, and webhook, generated directly from our OpenAPI definitions.

Environments

Configure your client to target the correct environment.

EnvironmentBase URLDescription
Sandboxhttps://api.solaris-sandbox.deUse for development and integration testing.
Productionhttps://api.solarisbank.deLive environment for real-money transactions.

Core resources

Foundational concepts required to interact with any Solaris API.

Authentication

Learn how to obtain and manage OAuth access tokens.

Errors

Standardized error codes and troubleshooting steps.

Webhooks

Real-time notifications for critical events like 3DS authorizations and status updates.

Requests & Responses

Standard headers, pagination, and filtering rules.

Breaking Changes

Policy on backward compatibility, deprecation periods, and non-breaking updates.

Standards

Data formats for dates, currency, and countries.

Endpoint domains

Browse endpoints by product capability.

Onboarding

Create customers and ensure compliance before opening accounts.

Persons & Businesses

Create natural persons, legal entities, and authorized representatives.

Identification (KYC)

VideoIdent, Bankident, and Fourthline integration endpoints.

Account Creation

Initial setup for B2B and B2C accounts.

Device Management

Bind customer devices for SCA challenges.

Banking & Cards

The core ledger and payment operations.

Digital Banking

Manage accounts, balances, and statements.

SEPA Transfers

SCT, SDD, and Instant payments.

Cards

Card issuance, lifecycle management, and tokenization.

Transactions

Bookings history and Viacash (Cash Operations).

Lending

Consumer and business financing products.

Loans

Consumer loan lifecycle management.

Overdrafts

Credit facilities for current accounts.

Splitpay

Buy Now, Pay Later (BNPL) functionality.

 
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