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Back in 2019, Microsoft open-sourced Dapr, a new runtime for making building distributed microservice-based applications easier. At the time, nobody was talking about AI agents yet, but as it turns out, Dapr had some of the fundamental building blocks for supporting AI agents built-in from the outset. That’s because one of Dapr’s core features is a concept of virtual actors, which can receive and process messages, independently from all the other actors in the system.
