Microsoft Launches Decision-1, a Specialized AI Model 35x Faster Than GPT-6 Sol for Enterprise Decision Tasks

Microsoft has introduced Decision-1, a new AI model purpose-built for fast, accurate decision-making in enterprise workflows, now available in Microsoft Foundry. The model, post-trained on Qwen3.5-9B, is engineered for single-pass decision scoring on structured classification tasks—selecting an answer from a fixed set of options rather than generating open-ended text.