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kestrel-decider-230m vs Cloudflare clef

kestrel-decider-230m and Cloudflare clef have no measured difference in accuracy, calibration or cost in our data yet.

Speckestrel-decider-230mCloudflare clef
ProviderKestrelynCloudflare
Decision Index score—53.1
Calibration error (ECE)—0.040
Median latency (p50)—102 ms
Cost per 1,000 decisions——
Parameters230M28B
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
Licenselfm1.0apache-2.0

FAQ

Is kestrel-decider-230m or Cloudflare clef 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, kestrel-decider-230m or Cloudflare clef?

No calibration difference between kestrel-decider-230m and Cloudflare clef is recorded yet.

Is kestrel-decider-230m or Cloudflare clef 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.