Comparing the Top 6 Agent-Native Rails for the Agentic Internet: MCP, A2A, AP2, ACP, x402, and Kite
As AI brokers transfer from single-app copilots to autonomous techniques that browse, transact, and coordinate with one another, a brand new infrastructure layer is rising beneath them. This article compares six key “agent-native rails” — MCP, A2A, AP2, ACP, x402, and Kite — specializing in how they standardize instrument entry, inter-agent communication, cost authorization, and…
