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AWS AgentCore Web Search Adds Domain and Publish Date Filters

Amazon Bedrock AgentCore's Web Search now includes runtime domain and published-date filtering, offering developers per-call control over web sources and freshness.

By Illumora Editorial

Source · Aug 19, 2026, 10:13 PM · On Illumora · Aug 19, 2026, 10:17 PM

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Read the source →AWS Machine Learning Blog — Domain and publish date filters for Web Search on AgentCore | Amazon Web Services
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AWS Machine Learning Blog reports that Web Search on Amazon Bedrock AgentCore now supports runtime domain and published-date filtering. These new per-request filters provide developers with per-call control over the web sources their agents consult and the required freshness of those sources. All filtering is enforced server-side. Additionally, Web Search has expanded its availability to the Europe (Ireland) and Asia Pacific (Tokyo) Regions.

Key Points

  • Amazon Bedrock AgentCore's Web Search now supports runtime domain filtering.
  • Published-date filtering is also available for Web Search on AgentCore.
  • New per-request filters offer per-call control for developers.
  • These filters allow specification of web sources and their required freshness.
  • All filtering mechanisms are enforced server-side.
  • Web Search has expanded to the Europe (Ireland) Region.
  • Web Search is also now available in the Asia Pacific (Tokyo) Region.

Context

According to the AWS Machine Learning Blog, the new filters provide developers with granular control over the web sources their agents access. This includes specifying which domains to consult and how recently the information must have been published.

Why It Matters

Developers can now refine the information agents retrieve, potentially improving the relevance and accuracy of agent responses by limiting searches to specific, up-to-date sources.

What To Do

  • Review the Amazon Bedrock AgentCore documentation for details on implementing runtime domain filters.
  • Explore the options for published-date filtering to control source freshness.
  • Note the expanded availability of Web Search in the Europe (Ireland) and Asia Pacific (Tokyo) Regions for deployment planning.
  • Test the new per-request filters to assess their impact on agent performance and output quality.