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Perplexity: Decider Latest vs tasksource Decider nano v4 (150M)

Perplexity: Decider Latest and tasksource Decider nano v4 (150M) have no measured difference in accuracy, calibration or cost in our data yet.

SpecPerplexity: Decider Latesttasksource Decider nano v4 (150M)
ProviderPerplexitytasksource
Decision Index score—19.9
Calibration error (ECE)—0.070
Median latency (p50)—13 ms
Cost per 1,000 decisions$0.0040—
Parameters—149M
Open weights—Yes
Question types—Choice (one of N options), Score (ordered rubric), Yes / no
Mechanism—Cross-encoder (NLI)
License—apache-2.0

FAQ

Is Perplexity: Decider Latest or tasksource Decider nano v4 (150M) 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, Perplexity: Decider Latest or tasksource Decider nano v4 (150M)?

No calibration difference between Perplexity: Decider Latest and tasksource Decider nano v4 (150M) is recorded yet.

Is Perplexity: Decider Latest or tasksource Decider nano v4 (150M) 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.