MCP Registry

What Is an MCP Gateway? And Why You Need One in 2026 The MCP protocol crossed 97 million monthly downloads by mid-2026, and every major AI vendor — Anthropic, OpenAI, Google, Microsoft — ships first-class MCP support. If your team is building AI agents that talk to databases, APIs, or internal tools, you’re already running into the same problem: how do you govern which tools your agents can reach, with whose credentials, and under what audit trail? ...

If you’re running more than a handful of MCP-backed agents in production, you’ve already hit the wall: point-to-point connections between every agent and every MCP server create an N×M integration nightmare, credential sprawl, and zero visibility into who’s calling what. AWS’s answer in 2026 is a two-layer governance stack — Bedrock AgentCore for per-agent MCP server integration and access control, and the A2A Gateway for centralized agent registry, discovery, routing, and rate limiting across your entire fleet. Here’s how to set it up, what each piece actually does, and where the sharp edges are. ...