Nace.AI Drex v2.0 (35B-A3B) vs ScaleDown Classify-1
ScaleDown Classify-1 is cheaper per 1,000 decisions. Choose on whichever of accuracy, calibration and cost matters most for your decisions.
| Spec | Nace.AI Drex v2.0 (35B-A3B) | ScaleDown Classify-1 |
|---|---|---|
| Provider | Nace.AI | ScaleDown |
| Decision Index score | 55.9 | — |
| Calibration error (ECE) | 0.018 | — |
| Median latency (p50) | 276 ms | — |
| Cost per 1,000 decisions | $0.012 | $0.0080 |
| Parameters | 35B | — |
| Open weights | Yes | No |
| Question types | Choice (one of N options), Score (ordered rubric), Yes / no | Choice (one of N options), Score (ordered rubric), Yes / no |
| Mechanism | Decoder LM with a decision readout | Encoder classifier |
| License | nace-ai-open-rail-m | proprietary |
FAQ
Is Nace.AI Drex v2.0 (35B-A3B) or ScaleDown Classify-1 more accurate?
At least one of the two has no Jev Decision Index score yet, so their accuracy cannot be compared here.
Which is better calibrated, Nace.AI Drex v2.0 (35B-A3B) or ScaleDown Classify-1?
No calibration difference between Nace.AI Drex v2.0 (35B-A3B) and ScaleDown Classify-1 is recorded yet.
Is Nace.AI Drex v2.0 (35B-A3B) or ScaleDown Classify-1 cheaper per 1,000 decisions?
ScaleDown Classify-1 is cheaper: about $0.0080 vs $0.012 per 1,000 decisions at 200 input tokens each.
Cost per 1,000 decisions assumes 200 input tokens per decision. Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.