Nace.AI Open-Sources Drex, a Decision Model That Skips Autoregressive Decoding

Nace.AI released a 50-page technical report on Drex, an open-source "decision model" that outputs calibrated probability distributions over options in a single forward pass, challenging autoregressive chain-of-thought reasoning. The model family comes in four sizes starting at 8B parameters, with all weights open-sourced.

2026-11-06 ~ 2026-11-06 · 2 related posts

• Nace.AI Releases Drex, Open Decision Models Returning Probability Distributions Without Autoregressive Decoding — nace-ai · 2026-11-06
• NaceAI open-sources Drex decision models, hitting SOTA 67.52 on Decision Index — nischay_twt · 2026-11-06