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MAY 29, 2026
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MAY 29, 2026 Tools deep
The agent-sandbox wars: 23 companies and a contested substrate
Modal raised $355M at $4.65B selling AI agents a computer. So are 22 other companies. A map of the sandbox infrastructure race — who runs Firecracker, who doesn't, and why the substrate war is nearly settled while everything above it is wide open.
30 MIN
30 src