GLiNER2.5-Decide vs jiwo 4B v2
jiwo 4B v2 is more accurate on the Jev Decision Index, jiwo 4B v2 is better calibrated. Choose on whichever of accuracy, calibration and cost matters most for your decisions.
| Spec | GLiNER2.5-Decide | jiwo 4B v2 |
|---|---|---|
| Provider | Fastino | eljiwo |
| Decision Index score | 10.1 | 44.1 |
| Calibration error (ECE) | 0.088 | 0.068 |
| Median latency (p50) | 23 ms | 50 ms |
| Cost per 1,000 decisions | — | — |
| Parameters | 486M | 4B |
| Open weights | Yes | Yes |
| Question types | Choice (one of N options), Score (ordered rubric), Yes / no, Extraction (typed spans) | Choice (one of N options), Score (ordered rubric), Yes / no |
| Mechanism | Span encoder (GLiNER family) | Decoder LM with a decision readout |
| License | apache-2.0 | apache-2.0 |
FAQ
Is GLiNER2.5-Decide or jiwo 4B v2 more accurate?
jiwo 4B v2 scores higher on the Jev Decision Index (44.1 vs 10.1).
Which is better calibrated, GLiNER2.5-Decide or jiwo 4B v2?
jiwo 4B v2 has the lower expected calibration error (0.068 vs 0.088), so its stated confidence is closer to how often it is right.
Is GLiNER2.5-Decide or jiwo 4B 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.