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Celeris-1 Decision vs vLLM-SR Decision 2.0 Kai 0.6B

Celeris-1 Decision and vLLM-SR Decision 2.0 Kai 0.6B have no measured difference in accuracy, calibration or cost in our data yet.

SpecCeleris-1 DecisionvLLM-SR Decision 2.0 Kai 0.6B
ProviderCelerisvLLM Semantic Router
Decision Index score—13.6
Calibration error (ECE)—0.038
Median latency (p50)—19 ms
Cost per 1,000 decisions$0.0080—
Parameters—600M
Open weightsNoYes
Question typesChoice (one of N options), Score (ordered rubric), Yes / noChoice (one of N options), Score (ordered rubric), Yes / no
MechanismDiffusion LMDecoder LM with a decision readout
Licenseproprietaryapache-2.0

FAQ

Is Celeris-1 Decision or vLLM-SR Decision 2.0 Kai 0.6B 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, Celeris-1 Decision or vLLM-SR Decision 2.0 Kai 0.6B?

No calibration difference between Celeris-1 Decision and vLLM-SR Decision 2.0 Kai 0.6B is recorded yet.

Is Celeris-1 Decision or vLLM-SR Decision 2.0 Kai 0.6B 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.