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jeff-adapter-code vs Cloudflare clef

jeff-adapter-code and Cloudflare clef have no measured difference in accuracy, calibration or cost in our data yet.

Specjeff-adapter-codeCloudflare clef
ProvidermstrasserCloudflare
Decision Index score—53.1
Calibration error (ECE)—0.040
Median latency (p50)—102 ms
Cost per 1,000 decisions——
Parameters—28B
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
Licenseapache-2.0apache-2.0

FAQ

Is jeff-adapter-code 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, jeff-adapter-code or Cloudflare clef?

No calibration difference between jeff-adapter-code and Cloudflare clef is recorded yet.

Is jeff-adapter-code 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.