AWS Agent Registry enables runtime tool discovery for agents
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AWS Agent Registry is now generally available. On 2026-10-21, the AWS Machine Learning Blog published a tutorial detailing how to use the service to enable runtime tool discovery for agents: agents can dynamically discover MCP servers, A2A agents, and skills at runtime through hybrid semantic and keyword search, replacing traditional hardcoded tool integration. The earlier event's headline was "AWS Agent Registry enables runtime tool discovery for agents"; this first-hand report further supplements the feature's official tutorial and specific capability details (hybrid search, support for MCP/A2A types, etc.). No factual contradictions have been found between reports, and there are no new follow-up developments.
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- AWS Machine Learning BlogDiscover tools at runtime with AWS Agent Registry
The AWS Machine Learning Blog published a tutorial explaining how AWS Agent Registry, now generally available, lets agents discover MCP servers, A2A agents, and skills at runtime through hybrid semantic and keyword search, replacing hardcoded tool integration.
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