sandbox for ai agents

Give every agent its own sealed cube.

Instant, concurrent, secure and lightweight sandboxes — so agent code runs isolated, in parallel, and never touches the host.

ACTIVE SANDBOXES3 running
sealed
cube-01
planner
RUNNING
sealed
cube-02
coder
RUNNING
sealed
cube-03
tester
SPAWNING
cold start · <1s illustrativehost isolation · enforced
01

Instant

Cold-start a fresh sandbox in about a second.

02

Concurrent

Run many agents at once, each in its own cube.

03

Secure

Isolated from the host and from each other.

04

Lightweight

Small footprint, built to scale out.

TencentCloud / CubeSandboxsandbox states illustrative