aws Feb 23, 2026 AWS Weekly Roundup: Claude Sonnet 4.6 in Amazon Bedrock, Kiro in GovCloud Regions, new Agent Plugins, and more (February 23, 2026) | Amazon Web Services (opens in new tab) gen-aiai-agentamazon-ec2amazon-bedrockamazon-sagemakerclaude-sonnetamazon-aurorakiro
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