Microsoft released Microsoft-Decision-1: a model for rapid decision scoring
Introducing Microsoft-Decision-1, our model for fast decision-making
AI summary
Microsoft released Microsoft-Decision-1, a fast decision-scoring model, now available on Microsoft Foundry and callable via OpenRouter. The model is post-trained from Qwen3.5-9B, outputs calibrated probability scores for fixed options, and achieved the highest accuracy across 36 benchmark comparisons, with P50 latency about 35 times faster than GPT-6 Sol. Across 5,250 requests on 11 benchmarks, it refused harmful behavior while maintaining utility, with an average decision flip rate of 1.3% under 8 perturbations.