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Gevva E4B vs Nace.AI: Drex Max

Gevva E4B and Nace.AI: Drex Max have no measured difference in accuracy, calibration or cost in our data yet.

SpecGevva E4BNace.AI: Drex Max
ProviderdavidburhansNace.AI
Decision Index score29.2—
Calibration error (ECE)0.145—
Median latency (p50)53 ms—
Cost per 1,000 decisions—$0.012
Parameters8B—
Open weightsYes—
Question typesChoice (one of N options), Score (ordered rubric), Yes / no—
MechanismEncoder classifier—
Licenseapache-2.0—

FAQ

Is Gevva E4B or Nace.AI: Drex Max 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, Gevva E4B or Nace.AI: Drex Max?

No calibration difference between Gevva E4B and Nace.AI: Drex Max is recorded yet.

Is Gevva E4B or Nace.AI: Drex Max 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.