Introducing Microsoft-Decision-1, our model for fast decision-making

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Introducing Microsoft-Decision-1, our model for fast decision-making

Microsoft launched Microsoft-Decision-1, a specialized model optimized for classification, routing, and workflow control tasks.

What: Available via Microsoft Foundry and OpenRouter, the model handles structured tasks like yes/no classification, rubric-based grading, and agent action prioritization.

Why it matters: This signals a trend of 'unbundling' intelligence where specialized, low-latency decision models replace general-purpose LLMs for logic-heavy, non-generative tasks.

Original article

Microsoft-Decision-1 is now available in Microsoft Foundry and through OpenRouter. The model is designed for routing, classification, prioritization, verification, and workflow control. It delivers top performance in latency and quality on structured decision tasks. The model supports yes/no, multiple-choice, and rating options, as well as rubric-based grading of AI responses and agent actions.

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