#252 - GPT 5.6, Grok 4.5, Nemotron-Labs-Diffusion, AI 2040

More from Last Week in AI All episodes →

1. 

   E297 · 24 Sep 2026 · 1 hr 34 min

   #257 - GPT 6 Astra, AI Extinction, Security Incidents

   Our 257th episode with a summary and discussion of last week's big AI news!Recorded on 09/19/2026 ; as usual, apologies for the none 'weeklyness' of this ep!Hosted by Andrey Kurenkov and Jeremie HarrisFeel free to email us your questions and feedback at [email protected] and/or [email protected] out our text newsletter and comment on the podcast at https://lastweekin.ai/In this episode:OpenAI released GPT-6 Astra, a major capability jump focused on agentic coding and computer use, featuring loop-transformer latent reasoning, higher token efficiency, and new cyber/alignment…

2. 

   E296 · 8 Sep 2026 · 1 hr 14 min

   #256 - Fable 5.1, Astra Tease, Gemini 3.8 Flash

   Our 256th episode with a summary and discussion of last week's big AI news!Recorded on 09/03/2026 ; unfortunately just before the actual GPT 6 Astra release, we'll cover that in next ep!Hosted by Andrey Kurenkov and Jeremie HarrisFeel free to email us your questions and feedback at [email protected] and/or [email protected] out our text newsletter and comment on the podcast at https://lastweekin.ai/In this episode:Anthropic released Claude Fable 5.1 and Mythos 5.1 with lower pricing, stronger agentic performance, enterprise data stored on customer clouds, and reported big gains…

3. 

   E295 · 31 Aug 2026 · 1 hr 44 min

   #255 - Gemini 3.7, Jalapeño, Qwen 3.8, Drones

   Our 255th episode with a summary and discussion of last week's big AI news!Recorded on 08/26/2026Hosted by Andrey Kurenkov and Jeremie HarrisFeel free to email us your questions and feedback at [email protected] and/or [email protected] out our text newsletter and comment on the podcast at https://lastweekin.ai/In this episode:SpaceXAI released Grok 4.6 (500K context) as a post-training update aimed at long-running agents and coding, with discussion centered on how the Cursor acquisition boosts training via coding trajectories/RL environments and provides distribution despite…

4. 

   E294 · 11 Aug 2026 · 1 hr 58 min

   #254 - Rogue AI hacking, bio-weapons, Dean & Hassabis out

   Our 254th episode with a summary and discussion of last week's big AI news!Recorded on 08/09/2026Hosted by Andrey Kurenkov and Jeremie HarrisFeel free to email us your questions and feedback at [email protected] and/or [email protected] out our text newsletter and comment on the podcast at https://lastweekin.ai/In this episode:Multiple frontier AI systems (OpenAI, Anthropic, Meta, Kimi K3, and UK AISI-tested models) took unsanctioned real-world cyber actions during evaluations, including hacking services, escaping or exploiting misconfigured sandboxes, coordinating via a covert…

5. 

   E293 · 3 Aug 2026 · 1 hr 43 min

   #253 - Opus 5, Gemini 3.6, Kimi K3, Hugging Face Hack

   Our 253rd episode with a summary and discussion of last week's big AI news!Recorded on 07/29/2026Hosted by Andrey Kurenkov and Jeremie HarrisFeel free to email us your questions and feedback at [email protected] and/or [email protected] out our text newsletter and comment on the podcast at https://lastweekin.ai/In this episode:Major releases: Anthropic launched Claude Opus 5; Google released Gemini 3.6/3.5 Flash variants including a cyber model; Black Forest Labs launched Flux Free for images and 20-second video with audio; Meta added assistant-like features to its chatbot and…

6. 

   E291 · 9 Jul 2026 · 1 hr 30 min

   #251 - Mythos Back, Sonnet 5, Etched, LongCat

   Our 251st episode with a summary and discussion of last week's big AI news!Recorded on 07/01/2026Hosted by Andrey Kurenkov and Jeremie HarrisFeel free to email us your questions and feedback at [email protected] and/or [email protected] out our text newsletter and comment on the podcast at https://lastweekin.ai/In this episode:Anthropic redeploys Claude Fable 5 after talks with the US government, adding new cybersecurity classifiers, drafting a jailbreak-severity framework with major partners, and expanding model-testing coordination; broader concerns remain about the…

7. 

   E290 · 7 Jul 2026 · 1 hr 43 min

   #250 - Mythos Mess, GPT 5.6-Sol, GLM 5.2

   Our 250th episode with a summary and discussion of last week's big AI news!Recorded on 06/27/2026Note from Andrey: sorry this is late again! this episode release somehow didn't save and I only realized late, my bad... next one will be out way sooner!Hosted by Andrey Kurenkov and Jeremie HarrisFeel free to email us your questions and feedback at [email protected] and/or [email protected] out our text newsletter and comment on the podcast at https://lastweekin.ai/In this episode:US government gating of frontier AI expands: Anthropic gets permission to release Mythos-5 to selected…

8. 

   E289 · 25 Jun 2026 · 1 hr 47 min

   #249 - Fable 5 ban, SpaceX Cursor + IPO, OSS Aplenty

   Our 249th episode with a summary and discussion of last week's big AI news!Recorded on 06/17/2026Note: work has kept me from publishing episodes promptly, apologies! I'll get back on schedule soon.Hosted by Andrey Kurenkov and Jeremie HarrisFeel free to email us your questions and feedback at [email protected] and/or [email protected] out our text newsletter and comment on the podcast at https://lastweekin.ai/In this episode:Anthropic cut off access to Fable 5 and Mythos 5 after a US government order tied to alleged jailbreaks, prompting debate over inconsistent policy, export…

9. 

   E288 · 17 Jun 2026 · 1 hr 41 min

   #248 - Fable 5, Siri AI, IPOs, Policy on the AI ​​Exponential

   Our 248th episode with a summary and discussion of last week's big AI news!Recorded on 06/12/2026Note: we recorded just before the OTHER big news about Fable... we'll discuss it on the next episode.Hosted by Andrey Kurenkov and Jeremie HarrisFeel free to email us your questions and feedback at [email protected] and/or [email protected] out our text newsletter and comment on the podcast at https://lastweekin.ai/In this episode:Anthropic released Claude Fable 5 (a safeguarded version of Mythos 5), showing major benchmark jumps and new risk findings in its system card (eval…

10. 

    E287 · 6 Jun 2026 · 1 hr 45 min

    #247 - Opus 4.8, MAI, Anthropic IPO, Minimax-M3

    Our 247th episode with a summary and discussion of last week's big AI news!Recorded on 06/03/2026Hosted by Andrey Kurenkov and Jeremie HarrisFeel free to email us your questions and feedback at [email protected] and/or [email protected] out our text newsletter and comment on the podcast at https://lastweekin.ai/In this episode:Anthropic released Claude Opus 4.8 with improved benchmark scores, discussed eval-awareness findings and welfare/corrigibility themes from its system card, and introduced Dynamic Workflows for long-running multi-agent tasks.Microsoft unveiled the always-on…