System One Models Like Jev as Primitives for Frontier Agents
omarsar0 · x · 2026-09-20
The author highlights three areas where System One models like Jev shine: continuous evals/monitoring, supporting long-horizon agents via custom verifiers, and recursive self-improving agent harnesses. The philosophy: not everything needs a frontier model — decision-specialized models are ideal primitives for running frontier agents effectively.
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