#212 - o3 pro, Cursor 1.0, ProRL, Midjourney Sued

Our 212th episode with a summary and discussion of last week's big AI news!

Recorded on 06/13/2025

Hosted by Andrey Kurenkov (twitter.com/andrey_kurenkov) and Jeremie Harris (twitter.com/jeremiecharris).

Feel free to email us your questions and feedback at contact@lastweekinai.comand/or hello@gladstone.ai

Read out our text newsletter and comment on the podcast at lastweekin.ai.

In this episode:

• OpenAI introduces O3 PRO for ChatGPT, highlighting significant improvements in performance and cost-efficiency.

• Anthropic sees an influx of talent from OpenAI and DeepMind, with significantly higher retention rates and competitive advantages in AI capabilities.

• New research indicates that reinforcing negative responses in LLMs significantly improves performance across all metrics, highlighting novel approaches in reinforcement learning.

• A security flaw in Microsoft Copilot demonstrates the growing risk of AI agents being hacked, emphasizing the need for robust protection against zero-click attacks.

Timestamps + Links:

• (00:00:11) Intro / Banter

• (00:01:31) News Preview

• (00:02:46) Response to Listener Reviews

• Tools & Apps

• (00:04:48) OpenAI adds o3 Pro to ChatGPT and drops o3 price by 80 per cent, but open-source AI is delayed (indiatoday.in/technology/news/story/openai-add…)

• (00:09:10) Cursor AI editor hits 1.0 milestone, including BugBot and high-risk background agents (devclass.com/2025/06/06/cursor-ai-editor-hits-…)

• (00:13:07) Mistral releases a pair of AI reasoning models (techcrunch.com/2025/06/10/mistral-releases-a-p…)

• (00:16:18) Elevenlabs' Eleven v3 lets AI voices whisper, laugh and express emotions naturally (the-decoder.com/elevenlabs-eleven-v3-lets-ai-v…)

• (00:19:00) ByteDance's Seedance 1.0 is trading blows with Google's Veo 3 (the-decoder.com/bytedances-seedance-1-0-is-tra…)

• (00:22:42) Google Reveals $20 AI Pro Plan With Veo 3 Fast Video Generator For Budget Creators (techtimes.com/articles/310725/20250610/google-…)

• Applications & Business

• (00:25:42) OpenAI and DeepMind are losing engineers to Anthropic in a one-sided talent war (fortune.com/2025/06/03/openai-deepmind-anthrop…)

• (00:34:32) OpenAI slams court order to save all ChatGPT logs, including deleted chats (arstechnica.com/tech-policy/2025/06/openai-say…)

• (00:37:24) Nvidia’s Biggest Chinese Rival Huawei Struggles to Win at Home (theinformation.com/articles/nvidias-biggest-ch…)

• (00:43:06) Huawei Expected to Break Semiconductor Barriers with Development of High-End 3nm GAA Chips; Tape-Out by 2026 (wccftech.com/huawei-expected-to-break-semicond…)

• (00:45:21) TSMC’s 1.4nm Process, Also Called Angstrom, Will Make Even The Most Lucrative Clients Think Twice When Placing Orders, With An Estimate Claiming That Each Wafer Will Cost $45,000 (wccftech.com/tsmc-1-4nm-angstrom-process-said-…)

• (00:47:43) Mistral AI Launches Mistral Compute To Replace Cloud Providers from US, China (analyticsindiamag.com/ai-news-updates/mistral-…)

• Projects & Open Source

• (00:51:26) ProRL: Prolonged Reinforcement Learning Expands Reasoning Boundaries in Large Language Models (arxiv.org/abs/2505.24864)

• Research & Advancements

• (00:57:27) Kinetics: Rethinking Test-Time Scaling Laws (arxiv.org/abs/2506.05333)

• (01:05:12) The Surprising Effectiveness of Negative Reinforcement in LLM Reasoning (arxiv.org/abs/2506.01347)

• (01:10:45) Predicting Empirical AI Research Outcomes with Language Models (arxiv.org/abs/2506.00794)

• (01:15:02) EXP-Bench: Can AI Conduct AI Research Experiments? (arxiv.org/abs/2505.24785)

• Policy & Safety

• (01:20:07) Large Language Models Often Know When They Are Being Evaluated (arxiv.org/abs/2505.23836)

• (01:24:56) Beyond Induction Heads: In-Context Meta Learning Induces Multi-Phase Circuit Emergence (arxiv.org/abs/2505.16694)

• (01:31:16) Exclusive: New Microsoft Copilot flaw signals broader risk of AI agents being hacked—‘I would be terrified’ (fortune.com/2025/06/11/microsoft-copilot-vulne…)

• (01:35:01) Claude Gov Models for U.S. National Security Customers (anthropic.com/news/claude-gov-models-for-u-s-n…)

• Synthetic Media & Art

• (01:37:32) Disney And NBCUniversal Sue AI Company Midjourney For Copyright Infringement (deadline.com/2025/06/disney-nbcuniversal-ai-la…)

• (01:40:39) AMC Networks is teaming up with AI company Runway (engadget.com/ai/amc-networks-is-teaming-up-wit…)

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