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amos-1-large vs Sieve 2B v2

amos-1-large and Sieve 2B v2 have no measured difference in accuracy, calibration or cost in our data yet.

Specamos-1-largeSieve 2B v2
ProviderScira (mukaddamzaid)Sthānika AI
Decision Index score—30.8
Calibration error (ECE)—0.095
Median latency (p50)—68 ms
Cost per 1,000 decisions——
Parameters—2B
Open weightsYesYes
Question typesChoice (one of N options), Score (ordered rubric), Yes / noChoice (one of N options), Score (ordered rubric), Yes / no
MechanismDecoder LM with a decision readoutDecoder LM with a decision readout
Licenseapache-2.0apache-2.0

FAQ

Is amos-1-large 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, amos-1-large or Sieve 2B v2?

No calibration difference between amos-1-large and Sieve 2B v2 is recorded yet.

Is amos-1-large 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.