Welcome to Milleis Developer Portal

Access Milleis's PSD2 compliance APIs. Integrate our secure account information and payment initiation services following Berlin Group standards.

PSD2 Compliant Berlin Group Standards Secure

API Status

Current availability and upcoming releases of our PSD2 APIs
Live

Account Information Service (AIS)

Access account information, balances, and transaction history. Our AIS API is fully operational and ready for integration.

Live

Confirmation of Funds Service (PIIS)

Verify funds availability before payment processing. Our PIIS API is available for immediate use by certified TPPs.

Live

Payment Initiation Service (PIS)

Initiate payments directly from your application. Our PIS API is fully operational and ready for integration.

Latest News

Stay updated with the latest developments and announcements from us

Release Announcement 01.04.2025

Release Notes - Open Banking API Dear Developers, We are pleased to announce the deployment of a major new version of our Open Banking API, which will be available in production from April 1st, 2025. This update brings significant improvements to our AIS (Account Information Servi...

Tags: blog

Availability report 01/25

Availability report 01/2025 Service Service Metric Service Target Month KPI API Availability 99,9% 100% Developer Portal Availability 99,9% 100% Sandbox Availability 99,9% 100% No incident to report this month.

Tags: blog

Availability report S2 2024

Dear Developers, This is our KPI-Statistics (availability and performance) for the time period of 01/05/2024 – 31/12/2024 : Availability report S2 2024 Service Service Metric Service Target Month KPI API Availability 99,9% 100% Developer Portal Availability 99,9% 100% Sandbox Availability 9...

Tags: blog