Agentic AWS - Day 2: Amazon Bedrock AgentCore Runtime

Series: Agentic AWS | Post: 2 of 6 | Cloud: AWS Why Agents Need Their Own Runtime A Lambda function times out in 15 minutes. An EC2 instance charges you whether the agent is thinking or idle. An ECS task requires container orchestration expertise before you write a single line of agent logic. AI agents have fundamentally different runtime requirements - they run for minutes to hours, maintain session context across tool calls, need isolated execution per user, and must scale from zero to many co