MCP, A2A, and ACP Are Not Three Flavors of the Same Thing
What I like about this piece is that it pushes back on the lazy habit of throwing every agent protocol into one bucket. That confusion is real. A lot of people talk about MCP, A2A, and ACP as if they’re competing answer choices for the same problem, when the article’s core point is closer to: they sit at different layers of the stack. That framing feels right to me. The part that lands hardest is the separation between “give a model a tool” and “hand a job to another agent.” Those are different
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