Introduction
Welcome to the EIMS Brain API. This documentation covers how to integrate your systems with the Ethiopian Invoicing Middleware Suite (EIMS).
Base URL
https://invoice.besewonline.com/apiEnvironment
Production • StableKey Concepts
Tenant-Based Architecture
Each entity has its own isolated vault and cryptographic keys.
Asynchronous Bulk
Large batches are processed asynchronously with webhook notifications.
Regulatory Compliance
Automatically handles MoR-standard IRN generation and signing.