# Cheapest decision model per 1,000 decisions — October 2026

As of Oct 15, 2026, decisio v0.8.0 on gemma-4-31B-it (frozen, FP8 on load, one prefill per state, self-hosted) is state of the art in Decision models, price per 1,000 decisions (since Oct 8, 2026; sources JevBench price; methodology v1.0).

Category board: https://isitsota.com/c/decision?slice=price

## Top 10

- #1 decisio v0.8.0 on gemma-4-31B-it (frozen, FP8 on load, one prefill per state, self-hosted)
- #2 Quyet-1.0-Large (Chinh Nguyen, Gemma-4-31B decoder, option-letter logits)
- #3 torchcast-decision-27b (Torchcast AI, Qwen3.8-27B fine-tune)
- #4 Perplexity Decider v1.1 27B (Qwen3.8-27B, noncausal decision readout)
- #5 Kev 27B (Kev 1.0, Qwen3.8-27B)

## Crown changes

- Oct 8, 2026 — Decision models: decisio v0.8.0 on gemma-4-31B-it (frozen, FP8 on load, one prefill per state, self-hosted) takes the crown

## Weights

- Decision Index Full: primary, weight 1
- JevBench: primary, weight 1
- Decision Index latency: display, weight 0
- JevBench price: display, weight 0
- Vendor decision claims: display, weight 0