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AWS AgentCore Runtime adds persistent interactive shell sessions for agents
ai-in-adtech big-tech engineering
Stateless command execution was the quiet ceiling on what coding and sysadmin agents could actually do. AWS Bedrock AgentCore Runtime just raised it: agents now get persistent interactive shell sessions — up to 10 concurrent per runtime session — that hold environment variables, working directories, and live processes across commands. Multi-step debugging and system tasks that were previously impossible to chain now have a real execution substrate. Agent builders who've been duct-taping around the single-shot limitation should pay attention.
Full analysis
AWS Bedrock AgentCore Runtime now supports interactive shell sessions, giving agents stateful terminal access within their sandboxed execution environments. Unlike single-shot command execution (where each command runs in isolation), interactive shells preserve environment variables, working directories, and running processes across multiple commands for the lifetime of a session — up to 10 concurrent shell sessions per runtime session. This is a meaningful capability upgrade for agent builders who need agents to perform multi-step coding, debugging, or system-administration tasks that depend on accumulated shell state.
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