Subvolts take Track major AI model updates, startup funding, and geopolitical hardware shifts. Dec 25, 2025 - Developers
- Learn about new coding tools like GPT-5.2 Codex and competitive AI models like Gemini 3 Flash.
- Business
- Understand market shifts with startup funding news and geopolitical impacts on hardware supply chains.
This episode covers significant model updates from major labs and important industry funding news.
#229 - Gemini 3 Flash, ChatGPT Apps, Nemotron 3
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From Subvolts
Summary and analysis by Subvolts editorial, AI-assisted.
Andrey Kurenkov and Jeremie Harris host "Last Week in AI" episode #229, discussing significant AI developments. Key topics include OpenAI's GPT-5.2 Codex for coding, Google's Gemini 3 Flash, and Nvidia's Trion-3 models. The episode also covers substantial funding rounds for AI startups Lovable and Faya, China's advancements in semiconductor technology, and policy updates like OpenAI's GPT-5.2 system card and Google's partnership with the US military.
This AI news roundup covers new tools like advanced coding assistants and faster AI models. It also touches on big investments in AI companies and how countries are advancing computer chip technology, which powers all AI.
This episode offers a comprehensive overview of recent AI breakthroughs and industry shifts. It is for AI professionals, developers, and enthusiasts tracking major model releases, funding trends, and geopolitical impacts on hardware. The discussion connects directly to the ongoing competition and innovation race among frontier labs like OpenAI and Google, highlighting their strategic moves in model development, enterprise applications, and safety considerations.
- HostAndrey Kurenkov
- HostJeremie Harris
- Episode Title: #229 - Gemini 3 Flash, ChatGPT Apps, Nemotron 3
- Show: Last Week in AI
- Length: 87 minutes
- GPT-5.2 Codex Release: OpenAI announced GPT-5.2 Codex for advanced coding.
- Gemini 3 Flash Launch: Google launched Gemini 3 Flash for competitive AI application performance.
- Nvidia Trion-3 Models: Nvidia released open-source Trion-3 models with impressive benchmarks.
Our 229th episode with a summary and discussion of last week's big AI news!
Recorded on 12/19/2025
Hosted by Andrey Kurenkov and Jeremie Harris
Feel free to email us your questions and feedback at contact@lastweekinai.com and/or hello@gladstone.ai
Read out our text newsletter and comment on the podcast at https://lastweekin.ai/
In this episode:
- Notable releases include OpenAI's GPT-5.2 Codex for advanced coding and Google's Gemini Free Flash for competitive AI application performance. Nvidia's new open-source Trion-3 models also showcase impressive benchmarks.
- Funding updates highlight Lovable's $330M Series B, valuing the AI coding startup at $6.6B, and Faya's $140M Series D for AI model hosting, valued at $4.5B.
- China makes significant strides in semiconductor technology with advances in EUV lithography machines, led by Huawei and SMIC, potentially disrupting global chip manufacturing dominance.
- Key safety and policy updates include OpenAI's GPT-5.2 system card focusing on biosecurity and cybersecurity risks, while Google partners with the US military to power a new AI platform with Gemini models.
Timestamps:
- (00:00:10) Intro / Banter
- (00:02:09) News Preview
- Tools & Apps
- (00:02:56) Google launches Gemini 3 Flash, makes it the default model in the Gemini app | TechCrunch
- (00:10:13) ChatGPT launches an app store, lets developers know it's open for business | TechCrunch
- (00:13:35) Introducing GPT-5.2-Codex | OpenAI
- (00:19:23) Story about OpenAI release - GPT image 1.5
- (00:22:27) Meta partners with ElevenLabs to power AI audio across Instagram, Horizon - The Economic Times
- Applications & Business
- (00:23:16) OpenAI to End Equity Vesting Period for Employees, WSJ Says
- (00:28:20) How China built its ‘Manhattan Project’ to rival the West in AI chips
- (00:36:47) China’s Huawei, SMIC Make Progress With Chips, Report Finds
- (00:41:03) OpenAI in Talks to Raise At Least $10 Billion From Amazon and Use Its AI Chips
- (00:43:32) Amazon has a new leader for its ‘AGI’ group as it plays catch-up on AI | The Verge Jargon decoded
- EUV lithography
- Andrey Kurenkov
- A highly advanced technique for printing tiny patterns on computer chips.
- System card
- Andrey Kurenkov
- A document detailing a model's capabilities, limitations, and safety considerations.
1 h 17
1 h 173 h 17Your Brain is Running a Simulation Right Now [Max Bennett]
WithMax Bennett
1 h 16Controlling Tools or Aligning Creatures? Emmett Shear (Softmax) & Séb Krier (GDM), from a16z Show
WithEmmett Shear, Séb Krier
Questions people ask
- What are the latest AI model releases discussed?
- The episode covers OpenAI's GPT-5.2 Codex for advanced coding and Google's Gemini 3 Flash, noted for competitive AI application performance. Nvidia's Trion-3 models are also mentioned.
- What are the key funding and policy updates?
- Lovable secured $330M in Series B funding, and Faya raised $140M in Series D. OpenAI released a GPT-5.2 system card focusing on biosecurity and cybersecurity risks.
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