6 tested alternatives to Sanbox. Each was assigned the same job label from a fixed vocabulary we maintain — not from how the vendor describes itself — and every one is scored on the same objective 7-Frame benchmark. Ordered by score.
Same job does not mean same platform, same country, or same price tier. Check before you switch.
gitpod — Cloud platform for running AI software engineering agents at scale
TryCase — Disposable Linux environments for AI agents to run, verify, and record app changes
ZeroSphere — ZeroSphere gives AI agents a dedicated virtual display to run and test software after launch
Blaxel — Blaxel provides cloud infrastructure for AI agents, including compute, storage, and networking
Box by ASCII — On-demand Ubuntu VM sandboxes for AI agents and developers, billed per second
OpenComputer — OpenComputer provides persistent, always-on cloud VMs built for AI agents
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