Microsoft Launches Decision-1: A Specialized Model Based on Qwen3.5-9B

1 reports archived1 independent sourcesupdated 10/26/2026, 11:12:05

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Microsoft has launched Microsoft-Decision-1, a specialized model built on Alibaba's Qwen3.5-9B that scores fixed answer options in a single forward pass instead of generating text. Available via Microsoft Foundry and OpenRouter with ultra-low pricing ($0.042 per million input tokens, free output), it targets high-volume, low-complexity decision tasks like incident response and scientific discovery.

LATEST/Microsoft has launched Microsoft-Decision-1, a specialized model built on Alibaba's Qwen3.5-9B that scores fixed answer options in a single forward pass instead of generating text. Available via Microsoft Foundry and OpenRouter with ultra-low pricing ($0.042 per million input tokens, free output), it targets high-volume, low-complexity decision tasks like incident response and scientific discovery.

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Hacker News AIT2Oct 26, 11:12·68 pts
Microsoft Launches Decision-1: A Specialized Model Based on Qwen3.5-9B
- Single-purpose functionality: Designed solely for probability scoring of fixed options, not for chat or generation.
- Extreme cost efficiency: Input priced at $0.042 per million tokens with completely free output.
- Base model strategy: Directly reuses open-source Qwen3.5-9B as the foundation for rapid enterprise deployment.
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