A2A: when the workflow IS the broker
The reference architecture distinguishes request-based and message-driven agent communication. For in-process orchestration, the workflow IS the broker — and A2A is just the wire format.
Communication patterns define how agents exchange information and coordinate actions. Posts cover A2A protocol-based inter-agent communication, Microsoft Agent Framework message routing, and the architectural patterns that enable agents to collaborate without tight coupling.
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The reference architecture distinguishes request-based and message-driven agent communication. For in-process orchestration, the workflow IS the broker — and A2A is just the wire format.
All posts on this site are written by Pratik Dhanave, an Agentic AI Architect with 7+ years building production distributed systems, multi-agent AI platforms, and cloud-native infrastructure. About the author → Each article includes working code, architecture diagrams, and references to the specific frameworks and standards discussed. Browse all posts or explore related topics using the tag cloud above.