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Perplexity: Decider V1.2 vs Perplexity Decider v1.1 (27B)

Perplexity: Decider V1.2 and Perplexity Decider v1.1 (27B) have no measured difference in accuracy, calibration or cost in our data yet.

SpecPerplexity: Decider V1.2Perplexity Decider v1.1 (27B)
ProviderPerplexityPerplexity
Decision Index score—62.8
Calibration error (ECE)—0.071
Median latency (p50)—104 ms
Cost per 1,000 decisions$0.0040$0.0040
Parameters—28B
Open weights—Yes
Question types—Choice (one of N options), Score (ordered rubric), Yes / no
Mechanism—Decoder LM with a decision readout
License—apache-2.0

FAQ

Is Perplexity: Decider V1.2 or Perplexity Decider v1.1 (27B) 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 V1.2 or Perplexity Decider v1.1 (27B)?

No calibration difference between Perplexity: Decider V1.2 and Perplexity Decider v1.1 (27B) is recorded yet.

Is Perplexity: Decider V1.2 or Perplexity Decider v1.1 (27B) cheaper per 1,000 decisions?

Perplexity: Decider V1.2 and Perplexity Decider v1.1 (27B) cost about the same per 1,000 decisions.

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.