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The next evolution of the Agents SDK

sourceOpenAI Blog
calendar_todayApril 15, 2026
schedule1 min read
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EXECUTIVE SUMMARY

Revolutionizing Development: OpenAI's Enhanced Agents SDK

Summary

OpenAI has released an update to the Agents SDK, introducing features that enable secure and efficient development of long-running agents. This update focuses on native sandbox execution and a model-native harness, enhancing the capabilities for developers.

Key Points

  • OpenAI has updated the Agents SDK to improve security and functionality for developers.
  • The new features include native sandbox execution, allowing for safer execution of code.
  • A model-native harness has been introduced, facilitating the integration of various tools and files.
  • The update aims to support the development of long-running agents, which are crucial for complex applications.
  • This evolution of the SDK is designed to streamline the development process for AI applications.

Analysis

The enhancements to the Agents SDK signify a major step forward in AI development, particularly in ensuring security and efficiency. By providing developers with tools for sandbox execution and a model-native harness, OpenAI is addressing key challenges in building robust AI agents that can operate over extended periods.

Conclusion

IT professionals should explore the new capabilities of the Agents SDK to leverage secure and efficient development practices for AI applications. Adopting these tools can enhance the reliability and performance of long-running agents in various projects.