Deciphering the alphabet soup of agentic AI protocols

from www.theregister.com - Articles on 2026-01-30 07:00 (#73731)

Tools, agents, UI, and e-commerce - of course each one needs its own set of competing protocols

MCP, A2A, ACP, or UTCP? It seems like every other day, orgs add yet another AI protocol to the agentic alphabet soup, making it all the more confusing. Below, we'll share what all these abbreviations actually mean and share why they are important for the future of AI....

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