Expired50% confidenceFactExact time
When an Agents SDK task is paused, it automatically stops the sandbox container, takes a snapshot of the file system (defaulting to tarball format), and stores it to a specified location (local disk, R2, S3, etc.); upon resumption, the model is completely unaware that it is running in a new container.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 9/30/2026(expired)
Sources
OpenAI Agents SDK in Practice: Harness and Sandbox Separation Architecture Explained
bilibiliGelai_AI6/25/2026
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