Sandbox SDK 1.0 is available to preview under the npm @next tag. For existing applications, the current stable package remains published on the 0.12.x line. Sandbox SDK first shipped to provide a rich library for running untrusted and agent-driven work on Cloudflare Containers .
Sandbox SDK - Sandbox SDK 1.0 preview on @next
calendar_today
August 7, 2026
domain
cloudflare