Last Week in AI #229 - Gemini 3 Flash, ChatGPT Apps, Nemotron 3
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Dec 25, 2025 In the latest discussion, Google's Gemini 3 Flash is unveiled as a speedy alternative to GPT-5.2, raising the stakes in AI performance. Meanwhile, OpenAI opens up an app store for ChatGPT, inviting developers to create fresh tools. Funding highlights include Lovable's $330M surge and significant advances from China in semiconductor tech. OpenAI's GPT-5.2 prioritizes biosecurity while collaborations with the military promise a new AI era. New releases like NVIDIA's Nemotron 3 are set to reshape the landscape of AI models.
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Gemini 3 Flash Matches Top Models
- Google’s Gemini 3 Flash delivers near–GPT-5.2 performance while being much cheaper and faster, shifting competitive dynamics.
- Distillation plus RL tuning focused on coding yields strong token efficiency and benchmark wins.
Launch Into ChatGPT's App Store
- Submit apps to ChatGPT's new app store to reach OpenAI's large consumer base and gain instant distribution.
- Integrate third-party tools to expose users to your paid services inside ChatGPT's UI.
GPT-5.2 Codex Transforms Cybersecurity
- GPT-5.2 Codex targets professional software engineering and defensive cybersecurity with large benchmark gains.
- Rapid performance increases on capture-the-flag tasks indicate meaningful shifts in cyber threat models.