AWS 推出 Agent Registry，支持运行时发现 Agent 工具
原标题：Discover tools at runtime with AWS Agent Registry
AI 摘要
AWS 发布 Agent Registry 托管服务，用于编目和发现 MCP 服务器、Agent 及 Agent 技能。该服务让编排器在运行时按自然语言查询检索已批准的记录，再根据返回的协议描述符动态构建客户端并执行任务，从而避免将工具硬编码进 Agent。文章以订单管理示例演示了 Discover→Instantiate→Execute 循环，涉及 Bedrock AgentCore Gateway、AgentCore Runtime、Cognito 等组件。
正文节选
Discover tools at runtime with AWS Agent Registry Runtime discovery with AWS Agent Registry can help address a problem that agent demos might hide. Hardcoded tools work fine for a handful, start to degrade at a few dozen, and become unmanageable beyond that. Enterprise systems expose hundreds of internal APIs for pricing, support, orders, inventory, and customer data. In these systems, the model can spend more tokens disambiguating tool names than reasoning about the user’s request. Each new cap