# Is Perplexity Decider v1.1 27B (Qwen3.8-27B, noncausal decision readout) SOTA?

As of Oct 15, 2026, Perplexity Decider v1.1 27B (Qwen3.8-27B, noncausal decision readout) is tied for state of the art with low confidence in Decision models (since Oct 14, 2026; sources Decision Index Full and JevBench; methodology v1.0).

SOTA in Decision models (tied).

As of Oct 15, 2026, Perplexity Decider v1.1 27B (Qwen3.8-27B, noncausal decision readout) is tied for state of the art with low confidence in Decision models (since Oct 14, 2026; sources Decision Index Full and JevBench; methodology v1.0). Perplexity Decider v1.1 27B (Qwen3.8-27B, noncausal decision readout) is co-SOTA in Decision models with low confidence because primary sources disagree beyond the margin of error (with vLLM-SR d3 (27B), linne-oak 1.0 (31B)).

Methodology v1.0. Computed automatically.

- Decision models: CO_SOTA #1 — Perplexity Decider v1.1 27B (Qwen3.8-27B, noncausal decision readout) is co-SOTA in Decision models with low confidence because primary sources disagree beyond the margin of error (with vLLM-SR d3 (27B), linne-oak 1.0 (31B)).

## Decision models

https://isitsota.com/c/decision