# Introduction

# What is Treezor Connect?

Connect has been developped as an overlay (wrapper) of CoreBanking to enhances the coherence, modernize, and extend existing features.

Treezor Connect API progressively replaces CoreBanking API (BaaS).

Treezor Connect Features Overview

Migrating to Treezor Connect implies contacting your Account Manager to set up your first Connect sandbox environment.

Information – Documentation focuses on the most recent version

Please bear in mind that the documentation mainly focuses on the latest behavior of the Treezor Connect API.