Reiner AI is a specialized artificial intelligence platform for construction planning, designed for civil engineers, architects, and other professionals in the construction and infrastructure sectors. It combines a professional chat assistant with ready-made and customizable AI agents that help answer technical questions, research regulations, work with documents, and automate complex workflows. Tasks include preparing meeting minutes and site diaries, checking bills of quantities, comparing bids, reviewing VOB amendments, final accounts and HOAI contracts, and consulting DIN and DWA standards.

Reiner Intelligence provides references to relevant rules and precise passages, while the platform can also connect to company knowledge and tools such as SharePoint and Google Drive. Reiner is model-agnostic, bringing leading AI models into one interface. The company emphasizes data protection, with isolated project workspaces, a policy against using customer uploads or responses to train AI models, and development and hosting in Germany.

Reiner AI supports organizations from implementation onward, helping planning and engineering teams preserve expertise, reduce routine work, and increase productivity