Developer Tests Amazon Bedrock AgentCore Harness With a Minimal CloudOps Agent

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A developer building a CloudOps agent used Amazon Bedrock AgentCore's managed Harness to run a first experiment with no external tools, no memory, and a restrictive system prompt. When asked whether production was healthy, the agent correctly refused to answer, citing its lack of access to live infrastructure or monitoring data — the boundary the developer intended to verify. The setup revealed two practical lessons: a descriptive Harness name caused CDK synthesis to fail due to a name-length limit, and the AWS environment required bootstrapping before a dry-run deployment could complete. An initial attempt using an Anthropic model also failed because the account lacked approved access, prompting a switch to Amazon Nova Micro. The project is described as Stage 1 of a broader effort to build an agent that reads deployment status by calling a read-only Lambda function.

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