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Multi-Agent Communication Protocols
13.1🔒Why Communication MattersWhen agents need to share information, the communication protocol determines whether the system works or fails. Poor protocols lead to…
13.2🔒The Message Protocol
13.3🔒Correlation IDs for TracingThe correlation_id is essential for debugging multi-agent systems. It ties together all messages related to a single task:
13.4🔒Error Propagation StrategiesWhen one agent fails, the system must handle it gracefully. There are three strategies:
13.5🔒Communication PatternsEach agent passes output to the next. Simple and predictable.
13.6🔒Monitoring Multi-Agent Communication
13.7🔒Standard Protocols: MCP and A2A (as of July 2026)Everything above is a custom message bus -- and building one teaches you what the industry has since standardized. Two protocols now cover…
13.8🔒Career Translation- Designed typed message protocol (AgentMessage with sender, receiver, message_type, payload, correlation_id) for 5-agent pipeline…
13.9🔒Q&AInterview Depth CheckPrompt: Your 4-agent pipeline (Analyzer -> Generator -> Runner -> Fixer) processes 10 modules. Module 3 causes the Generator agent to time…