Perplexity: Decider Latest vs Sieve 2B v2
Perplexity: Decider Latest and Sieve 2B v2 have no measured difference in accuracy, calibration or cost in our data yet.
| Spec | Perplexity: Decider Latest | Sieve 2B v2 |
|---|---|---|
| Provider | Perplexity | Sthānika AI |
| Decision Index score | — | 30.8 |
| Calibration error (ECE) | — | 0.095 |
| Median latency (p50) | — | 68 ms |
| Cost per 1,000 decisions | $0.0040 | — |
| Parameters | — | 2B |
| Open weights | — | Yes |
| Question types | — | Choice (one of N options), Score (ordered rubric), Yes / no |
| Mechanism | — | Decoder LM with a decision readout |
| License | — | apache-2.0 |
FAQ
Is Perplexity: Decider Latest or Sieve 2B v2 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, Perplexity: Decider Latest or Sieve 2B v2?
No calibration difference between Perplexity: Decider Latest and Sieve 2B v2 is recorded yet.
Is Perplexity: Decider Latest or Sieve 2B v2 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.