Microsoft

Microsoft-Decision-1

Generally available

Microsoft-Decision-1 is a decision-scoring model Microsoft opened in Foundry and on OpenRouter on Oct. 9, 2026. It is post-trained from Qwen3.5-9B and returns calibrated probabilities for fixed yes/no, multiple-choice, and rating options rather than generating open-ended text. Input tokens are $0.042 per million; output tokens are free. Microsoft says it will rebase the model on Microsoft AI and OpenAI systems. Latency and accuracy claims are company-reported.

Latest update Oct 10, 2026

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Current status

Listed in Microsoft Foundry and on OpenRouter as of Oct. 9, 2026.

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In the news1

  1. Microsoft opens Decision-1 in Foundry and OpenRouter

    Microsoft on Oct. 9, 2026 introduced Microsoft-Decision-1, a decision-scoring model now listed in Microsoft Foundry and on OpenRouter. The model is post-trained from Qwen3.5-9B and returns calibrated probabilities for fixed yes/no, multiple-choice, and rating options rather than generating open-ended text. Microsoft prices input tokens at $0.042 per million, with output tokens free, and says it will rebase the system on Microsoft AI and OpenAI models. Latency and accuracy figures in the announcement are company-reported.

    commandline.microsoft.com openrouter.ai runtimewire.com

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