Cloudflare clef vs Span-01 Lite
Cloudflare clef and Span-01 Lite have no measured difference in accuracy, calibration or cost in our data yet.
| Spec | Cloudflare clef | Span-01 Lite |
|---|---|---|
| Provider | Cloudflare | Respan |
| Decision Index score | 53.1 | — |
| Calibration error (ECE) | 0.040 | — |
| Median latency (p50) | 102 ms | — |
| Cost per 1,000 decisions | — | Free |
| Parameters | 28B | — |
| Open weights | Yes | No |
| Question types | Choice (one of N options), Score (ordered rubric), Yes / no | Yes / no |
| Mechanism | Decoder LM with a decision readout | Hosted API |
| License | apache-2.0 | proprietary |
FAQ
Is Cloudflare clef or Span-01 Lite 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, Cloudflare clef or Span-01 Lite?
No calibration difference between Cloudflare clef and Span-01 Lite is recorded yet.
Is Cloudflare clef or Span-01 Lite 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.