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AI Business & IndustryOpenAI BlogPublished: Apr 16, 2026, 04:00 JST1 min read

OpenAI enhances its Agents SDK with sandbox execution and native model integration to enable developers to build more secure and resilient autonomous agents.

OpenAI enhances its Agents SDK with sandbox execution and native model integration to enable developers to build more secure and resilient autonomous agents.

3 Key Points

  1. Native sandbox execution environment added to isolate agent operations and prevent unauthorized system access

  2. Model-native harness provides direct integration with OpenAI models for improved agent coordination and decision-making

  3. SDK enables long-running agents that can manage complex workflows across multiple files and tools

  4. Security and reliability improvements make agents suitable for production deployment in enterprise environments

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