Microsoft Launches Decision-1 AI Model Powered by Qwen3.5-9b

WHO:

Techmeme - Microsoft is the organization unveiling the new AI model.

MarkTechPost - Microsoft is the organization releasing the Microsoft-Decision-1 model.

WHAT:

Techmeme - Microsoft has unveiled Microsoft-Decision-1, a fast decision-scoring model.

MarkTechPost - Microsoft-Decision-1 is a decision model for routing, classification, verification, and agent control.

MarkTechPost - Microsoft-Decision-1 returns a calibrated probability for each fixed answer option instead of generating text.

MarkTechPost - The model is post-trained from Alibaba's Qwen3.5-9B.

WHERE:

MarkTechPost - Microsoft-Decision-1 is available in Microsoft Foundry and OpenRouter.

WHEN:

MarkTechPost - Microsoft-Decision-1 is available now.

WHY:

Techmeme - Decision models are emerging as an important new category in AI, indicating a shift in focus from traditional large language models (LLMs).

HOW:

Techmeme - Microsoft-Decision-1 is trained on Qwen3.5-9B and will soon be rebased on MAI, OpenAI, and other models.

(UPDATED October 11, 2026 05:58 UTC)

Microsoft has unveiled a new AI model called Microsoft-Decision-1, which is designed for fast decision scoring and is now available in Microsoft Foundry and OpenRouter. This innovative model focuses on routing, classification, verification, and agent control, providing calibrated probabilities for fixed answer options rather than generating text. Trained on Alibaba's Qwen3.5-9B, Microsoft-Decision-1 represents a shift in AI towards decision models, moving away from traditional large language models.