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Microsoft released Microsoft-Decision-1, a Qwen3.5-9B decision model that outputs calibrated probabilities instead of text (83.5% across 36 benchmarks, 85 ms p50)

This story is from 2026-10-10. It is preserved in the archive; the latest stories are on the live feed.

Microsoft just shipped Microsoft-Decision-1 on Foundry and OpenRouter. It is not a chat model. You give it a situation, a question and a fixed list of options. It returns a calibrated probability for each option in one forward pass. What it is Post-trained from Qwen3.5-9B (exact parameter count not…

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Timeline · 2 reports

  1. 2026-10-10 06:18 · r/singularity
    Microsoft released Microsoft-Decision-1, a Qwen3.5-9B decision model that outputs calibrated probabilities instead of text (83.5% across 36 benchmarks, 85 ms p50)
  2. 2026-10-10 06:18 · r/machinelearningnews
    Microsoft released Microsoft-Decision-1, a Qwen3.5-9B decision model that outputs calibrated probabilities instead of text (83.5% across 36 benchmarks, 85 ms p50)

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