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The day in AI
Fri 31 Jan 2025
Friday 31 January 2025
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Launches and products
31 Jan 2025
OpenAI
o3-mini
o3-mini, a small reasoning model with function calling and three effort levels, gives free ChatGPT users a reasoning model for the first time.
Research
31 Jan 2025
Stanford / UW / Ai2
s1: Simple test-time scaling
1,000 curated reasoning traces plus 'budget forcing' (appending 'Wait') turn Qwen2.5-32B into an o1-preview-beating math model.