Cloud-Native / Data / AI

How we use Amazon Bedrock AgentCore inside AI Factory

Arthur Marinis

4 Minute Read

There’s a moment every AI initiative hits where clever demos stop being enough. An agent can reason, call tools, and produce a neat transcript, but can it do that safely, repeatedly, and with the same result each time? That is the line between a prototype and a platform. Our AI Factory is built to get teams across that line, and Amazon Bedrock AgentCore is one of the fastest ways to do it on AWS.

AgentCore gives you the bones of a serious agentic system which provides a managed runtime that orchestrates multi-step reasoning, secure action taking, and memory, session isolation so users don’t step on each other, and the ability to plug in models, tools, and data sources you already use. The value isn’t just that an agent can “think”; it’s that the thinking is reproducible, observable, and easy to control. That is where production trust comes from.

When we bring AgentCore into a solution, we begin by mapping the business outcomes to agent capabilities rather than chasing features. If a customer service team wants first contact resolution without exposing PII, the goal becomes role-scoped retrieval, redaction at the edge, and auditable decisions. If a marketing operations team wants campaigns assembled in minutes, the focus shifts to deterministic tool flows, approvals that leave a trail, and rollback paths when the brief changes. AgentCore’s composable services help here because we can keep the reasoning logic clean while binding it to policies that the business cares about.

Speed matters, but control matters more.

We use AgentCore’s identity and permission model to make access explicit rather than implied. Agents assume roles with the least privileges necessary, call only the tools they’re allowed to call, and leave receipts every time they touch a system. That keeps security teams comfortable and avoids the “shadow agent” problem where something clever goes live without anyone knowing what it can reach. It also means we can pass a regulator’s test without scrambling for documentation, because the documentation is produced by the runtime.

Observability becomes the next pillar.

You can’t improve what you can not see, and with agents you need to see both behaviour and intent. We wire AgentCore to CloudWatch and our monitoring dashboard so product managers and platform teams can track token flows, latency, tool-use patterns, fallbacks, and error rates. But raw metrics are not enough, What you really need is narrative telemetry, such as why an agent chose a particular plan, what context it retrieved, which policy gates it evaluated. We surface those traces so support isn’t guessing when a conversation goes sideways. The same traces feed our accuracy work. If ground truth exists, we score against it, if it doesn’t, we define proxy signals that flag drift before users do.

Privacy is non-negotiable.

Our default stance is to sanitise before the model ever sees data. Retrieval is scoped by role and purpose, sensitive fields are masked at the boundary, and memory is treated as a product with lifecycle rules rather than an afterthought. That is how you get helpful agents without leaking context across tenants or threads. It also means that when a user asks, “Why did it know that?”, there is a crisp answer anchored in access policy rather than hand-waving.

Release engineering is where many agent projects stall.

We treat agents like software. Plans, tools, guards, and prompts are versioned, changes ride through the same CI/CD lanes as code, and progressive delivery lets us light up behaviours for small outcomes first. If a new planner increases latency or changes outcomes in a surprising way, rollback is immediate and uneventful. The point isn’t to be cautious, it’s to be confident because reversibility exists.

The follow-the-sun piece matters more than people expect.

Agents are live systems that interact with real users, call real APIs, and make real decisions. Our global team watches them the same way we watch applications and infrastructure with clear SLOs, well-defined playbooks, and the bias to fix causes rather than symptoms. When an anomaly appears in São Paulo, someone awake in that region owns it, and the context travels with the issue so there’s no re-learning at handover. That’s how you avoid the late night Slack saga.

AgentCore helps reduce the distance from idea to impact, but the impact comes from the way you operate it. We frame guardrails as product features. Policy is code, not a PDF. Accuracy is observed continuously, not at quarter-end. Recovery is a first-class citizen, not a promise. Support has the same visibility as engineering so no one is flying blind. And audit evidence is emitted by default so compliance season stops being a season.

Where to start.

If you’re evaluating where to begin, start with one workflow that already hurts. Pick a narrow journey such as a claims triage, contract summarisation, change-request drafting, or knowledge search that actually respects permissions. Stand it up in AgentCore with the smallest viable toolset, wire in the privacy boundaries you need, and instrument it like you mean to keep it. When the first improvement appears, you have  fewer handoffs, faster cycle time, fewer “I can’t find that” moments and resist the urge to sprawl. Harden what works, then scale sideways.

We’ve learned that the best proof is not a slide deck, it’s a week with fewer interruptions. It’s a support queue that goes quiet because the agent answered correctly and left a breadcrumb trail. It’s a security review that takes hours, not days, because every permission is explicit. It’s a product owner who stops asking “Can we ship it?” and starts asking “What’s next?”

That’s the work we like. Make agents useful. Make them safe. Make them boring in the best possible way.

If you’re ready to move an agent from clever to dependable on AWS, our AI Factory will get you there with Amazon Bedrock AgentCore and leave you with something you can run, trust, and scale.

What is AgentCore

Amazon Bedrock AgentCore is an agentic platform designed to build, deploy, and operate highly capable AI agents securely at scale. It enables organizations to easily allow agents to take actions across various tools and data while eliminating infrastructure complexity. Key capabilities include enhancing agents with tools and memory, secure deployment on serverless infrastructure, and comprehensive observability for performance monitoring. With features like secure identity management and the ability to execute code across multiple languages, AgentCore supports diverse agent use cases, from real-time interactions to long-running tasks of up to eight hours. This platform allows businesses to accelerate from prototype to production, ensuring flexibility and interoperability while maintaining security and trust.



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