
Runtime enforcement engine for AI agents - blocking destructive syscalls before they execute.
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realitykernel.dev
Keter Labs is building the execution-layer security boundary for autonomous AI agents. Our flagship product, Reality Kernel, is a syscall-level firewall that physically blocks AI from executing destructive commands.
While existing solutions try to sanitize prompts or analyze conversations, we believe human intent is not a control boundary. We secure agents at the lowest level of the operating system. Using multi-world simulation, Reality Kernel briefly forks the agent's state to simulate possible future trajectories. If an action leads to a policy violation or a critical divergence, we block the syscall before it ever executes on the host OS.
We give enterprises the mathematical guarantee they need to deploy AI agents safely into production. Built for a future where agents write code, provision infrastructure, and execute financial transactions. Stop trusting prompts. Start securing execution.




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