Premera Blue Cross says a contract workflow dropped from 30–45 minutes to about three with Microsoft Copilot. Behind its 900 agents sits a less glamorous achievement: teaching people to build within the rules.

Pypestream, Teneo.ai, Microsoft Copilot Studio and Parloa can all automate customer conversations. The harder question is which one gives security, legal and operations enough evidence to approve the agent and keep it under control.