AI Agent Protocols in 2026: MCP vs A2A vs ACP vs WebMCP
MCP vs A2A vs ACP vs WebMCP in 2026: which layer each agent protocol connects, what the July 2026 MCP spec changed, the security gaps, and a reading order.
MCP vs A2A vs ACP vs WebMCP in 2026: which layer each agent protocol connects, what the July 2026 MCP spec changed, the security gaps, and a reading order.
WebMCP lets AI agents call your site's forms and JS functions directly, no screen-scraping. Full working code for both APIs on the Chrome 149 origin trial.