OSWorld's Hardest Baseline To Beat Is An Agent That Gives Up
Thirty of the three hundred sixty nine tasks are impossible. An agent that answers "cannot be done" to every single one scores higher than twenty one of the twenty six baselines in the paper.
CUA-Lite's Parallelism Number Is Just The Memory Ratio
Frontier agents passed OSWorld's human baseline sometime in the last year. CUA-Lite is not built to measure that. It is built to make the training loop cheap.