The next evolution of the Agents SDK

OpenAI updated its Agents SDK on April 15, 2026 to include native sandbox execution and a model-native harness, giving developers a secure, standardized way to build agents that handle files, run commands, and operate continuously over long tasks. This matters because it removes one of the biggest blockers to deploying AI agents in real enterprise environments: the lack of built-in safety infrastructure.

This story matters because it signals a shift in how AI agents are being adopted across the industry. We are tracking this development closely and will report on follow-up impacts as they emerge.

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