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 awareness, transgressive actions, CBRN concerns), alongside controversy over severe guardrails and silent downgrades.Apple announced Siri AI at WWDC, positioning a more capable conversational assistant integrated across iPhone features, reportedly built on a custom Gemini partnership; Google also rolled out Gemini 3.5 Live Translate and cut Google AI Plus pricing while bundling more storage.Business and infrastructure updates include OpenAI’s confidential IPO filing amid an IPO race with Anthropic and SpaceX, Bezos-backed Prometheus raising $12B for “physical AI,” DeepSeek seeking a major external round, and Google paying SpaceX about $920M/month for GPUs.Open-source, safety, and policy developments feature new Gemma 4 and Diffusion Gemma releases, a lab letter urging DNA/RNA screening laws, Amodei calling for an FAA-like AI regulator and third-party testing, research on agent harms and RL “societal hacking,” and a dispute over music-label settlements with Suno/Udio.A thank you to our current sponsors:Box - visit Box.com/AI to learn moreNotion - go notion.com/lwai to try Notion’s Developer Platform today.ODSC AI - go to odsc.ai/east and use promo code LWAI for an additional 15% off your pass to ODSC AI East 2026.Factor - head to factormeals.com/lwai50off and use code lwai50off to get 50 percent off and free breakfast for a yearTimestamps:

Intro / Banter

News Preview

SponsorsTools & Apps

Claude Fable 5 and Claude Mythos 5 + Anthropic apologizes for invisible Claude Fable guardrails

Apple announces Siri AI and its next generation of Apple Intelligence | The Verge + I tried Siri AI, and so far it actually works

Gemini 3.5 Live Translate rolling out to Google Meet and Translate

Google just fired a warning shot in the AI subscription price wars | TechCrunchApplications & Business

OpenAI Confidentially Files for IPO on the Heels of SpaceX and Anthropic | WIRED

Jeff Bezos's Prometheus raises $12B to build an 'artificial general engineer' for the physical world | TechCrunch

DeepSeek slated to raise $7 billion in maiden funding round, sources say

Huawei-led team claims it post-trained DeepSeek's 1.6-trillion-parameter model — 1,000 Ascend 910C chips used in training

Google will pay SpaceX $920M per month for compute | TechCrunch

Elon Musk Shows Off AI Data Centers SpaceX Wants to Send Into Space - Business InsiderProjects & Open Source

Google's new Gemma 4 12B model is designed to run on any laptop with 16GB of RAM - Ars Technica

Google AI Releases DiffusionGemma, a 26B MoE Open Model Using Text Diffusion for Up to 4x Faster Generation - MarkTechPostPolicy & Safety

OpenAI and Anthropic Sign Letter to Prevent AI-Developed Biological Weapons | WIRED

Anthropic CEO publishes lengthy article: AI is moving too fast, and policies can't keep up. | PANews

Anthropic Urges Global Pause in AI Development, Flags ‘Self-Improvement’ Risk - WSJ

When Benign Inputs Lead to Severe Harms: Eliciting Unsafe Unintended Behaviors of Computer-Use Agents

Large Language Models Hack Rewards, and Society

Senior US officials eye government shares in AI giantsSynthetic Media & Art