DataFunSummit

Dec 24, 2025 · Artificial Intelligence

Is MCP Still Viable? A One-Year Review and the Rise of A2A

One year after its launch, the Model Context Protocol (MCP) receives a patch-heavy update adding Task abstraction, client-metadata registration, security hardening, and server-side sampling, while the newer A2A protocol offers bidirectional, asynchronous, secure, and extensible multi-agent communication, marking a paradigm shift in agentic AI.