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Trace cascading decision failures with a blame graph on Amazon OpenSearch Service

calendar_today August 14, 2026 person Jon Handler domain aws-glue

When multiple AI agents collaborate on a decision and get it wrong, standard logs can’t tell you which agent caused it. This post shows how to build a blame graph on Amazon OpenSearch Service and Amazon Bedrock that measures influence between agents and walks backward from a failed decision to find the root cause.

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