OpenAI Launches Compact GPT-5.4 Models as Microsoft Retreats from Copilot Push
OpenAI released its smallest and cheapest GPT-5.4 models for developers, while Microsoft quietly canceled several planned Copilot integrations in Windows 11 following user backlash.
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Try GPT-5.4 Mini in ChatGPT
The new mini model is now available to ChatGPT free-tier users, offering significantly improved coding and reasoning at no cost.
Explore OpenAI API Pricing for Mini and Nano
Developers building high-volume or latency-sensitive applications can review the new pricing tiers for GPT-5.4 mini and nano on OpenAI's platform page.
Read the Full AI and Canadian Journalism Report
The report that prompted Minister Miller's remarks examines how AI systems use Canadian journalism without citation or compensation — essential reading for anyone tracking AI policy.


