vera-spark vs Celeris-1 Decision
vera-spark and Celeris-1 Decision have no measured difference in accuracy, calibration or cost in our data yet.
| Spec | vera-spark | Celeris-1 Decision |
|---|---|---|
| Provider | scar-ai | Celeris |
| Decision Index score | 11.5 | — |
| Calibration error (ECE) | 0.157 | — |
| Median latency (p50) | 80 ms | — |
| Cost per 1,000 decisions | — | $0.0080 |
| Parameters | 638M | — |
| 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 | Encoder classifier | Diffusion LM |
| License | apache-2.0 | proprietary |
FAQ
Is vera-spark or Celeris-1 Decision 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, vera-spark or Celeris-1 Decision?
No calibration difference between vera-spark and Celeris-1 Decision is recorded yet.
Is vera-spark or Celeris-1 Decision cheaper per 1,000 decisions?
A hosted price is not recorded for both models; open-weight models cost the compute you run them on.
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.