Germany

Remberg CEO David Hahn uses a reusable ChatGPT prompt to research prospective customers, covering business models, finances, competitors and news. He reports saving at least ten minutes per research task. The article provides no independent timing study.

Consultant Adrian Rohnfelder uses three Claude Skills representing his own position, a critic and a perspective focused on affected people. They can debate and produce a joint recommendation. He reports one to two hours of weekly maintenance; no measured decision-quality improvement is provided.

Commerzbank uses Gemini to transcribe advisory calls, extract relevant facts and draft German documentation for human review. The customer-authored vendor post reports reducing work taking over 60 minutes to a few minutes. It includes architecture details and a sample implementation.

REWE digital's Lumi answers employee questions from internal knowledge and creates support tickets when needed. t3n reports 8,000 to 9,000 monthly inquiries, with 58% resolved automatically. Adoption improved after the team introduced a recognizable name and avatar.

At t3n, Claude creates Asana orders and services when tagged in a Slack thread containing a sales confirmation. Rules live in Confluence. The publisher reports over 80% automated entry during the first two months and up to 75% less handling time, with human checks.

Iteratec's MAIA combines booking data with visual interpretation of reference invoices to handle differing formats and anonymization requirements. t3n reports 20% greater processing capacity and involvement in 90% of invoices. Full automation of 90% to 95% was a target, not the reported achieved result.

SIGNAL IDUNA describes Co SI, its Gemini-based internal AI platform, and a specialized assistant for health-insurance knowledge. Staff use these systems to access information needed for customer inquiries. The interview describes operational adoption without supplying a controlled savings measurement.

Deutsche Telekom and Gleiss Lutz helped develop Harvey Shared Spaces for joint regulatory and transactional work. The vendor describes shared matter context, document analysis and drafting. The feature was in early access at publication; customer-specific time savings were not quantified.