Agents 2.0: persistent sandboxes
Filesystem and processes persist for 24 hours between steps. Replays for every run.
What changed
Persistent sandboxes: filesystem and processes survive for 24 hours between steps, so agents install once and reuse state.
Every run is recorded and can be replayed step by step from the console, with tool inputs and outputs.
Sandboxes created before Aug 7 keep the old 10 minute lifetime. Recreate them to get persistence.
Release notes
Sandboxes now keep their filesystem and processes for 24 hours between steps, so agents can install once and reuse state. Every run can be replayed step by step from the console.

Questions about this release
The docs cover every flag and endpoint. For anything else, support answers within one business day.
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