The brief · 27 February 2026

The AI brief, 2026-02-27

Gemini starts taking more time to think before answering, ChatGPT catches up on mobile, and a US prosecutor reminds everyone that AI still has to play by existing laws.

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Google Ships Gemini 3.1, Complete with a Deep Think Mode

If you're already on Gemini, expect a beefier model plus a deep-reasoning mode built for questions that need multiple steps of thought. Google is bundling this with a monthly Drop that also includes Lyria 3 in beta for music generation and a sharper Nano Banana for image work.

practitioners › Gemini 3.1 Pro and Deep Think mode land in the Gemini app, alongside Lyria 3 beta and an upgraded Nano Banana, announced February 27, 2026 on Google's official blog.

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ChatGPT gets smoother on web and Android

Three concrete tweaks: you can now edit an image prompt after the fact, sharing conversations is faster, and long chats stay smooth without lagging. Nothing spectacular, but if you use ChatGPT daily, that's friction removed from your workflow.

practitioners › Update from February 27, 2026, rolled out on ChatGPT Web and the Android app.

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