Our 215th episode with a summary and discussion of last week's big AI news!

Recorded on 07/04/2025

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:

• Cloudflare's new AI data scraper blocking feature, its potential implications, and technical challenges


• Meta's aggressive recruitment for its Super Intelligence Labs division is covered, highlighting key hires from OpenAI and other leaders in the field


• Anthropic loses significant talent to Cursor, with details on their new economic futures program focusing on AI's impact on the labor market


• Notable open-source AI model releases from Baidu and Tencent are also discussed, including their performance metrics and potential applications.

Timestamps + Links:

• (00:00:11 ) Intro / Banter


• (00:01:43 ) News Preview

Tools & Apps

• (00:02:55 ) Cloudflare Introduces Default Blocking of A.I. Data Scrapers
  


• (00:05:44 ) Runway is going to let people generate video games with AI
  


• (00:11:24 ) Google embraces AI in the classroom with new Gemini tools for educators, chatbots for students, and more
  


• (00:16:23 ) No one likes meetings. They’re sending their AI note takers instead.
  


• (00:18:08 ) Google launches Doppl, a new app that lets you visualize how an outfit might look on you
  


• (00:19:14 ) Google's Imagen 4 text-to-image model promises 'significantly improved' boring images
  

Applications & Business

• (00:22:18 ) Mark Zuckerberg announces his AI ‘superintelligence’ super-group
  


• (00:29:35 ) Anthropic Revenue Hits $4 Billion Annual Pace as Competition With Cursor Intensifies
  


• (00:35:10 ) As job losses loom, Anthropic launches program to track AI’s economic fallout
  


• (00:38:04 ) OpenAI says it has no plan to use Google's in-house chip
  


• (00:41:08 ) Nvidia stakes new startup that flips script on data center power
  


• (00:44:11 ) TSMC Arizona Chips Are Reportedly Being Flown Back to Taiwan For Packaging; U.S. Semiconductor Supply Chain Still Remains Dependent on Taiwan
  

Projects & Open Source

• (00:46:57 ) Baidu releases open source model family ERNIE 4.5
  


• (00:51:55 ) Tencent Open Sources Hunyuan-A13B: A 13B Active Parameter MoE Model with Dual-Mode Reasoning and 256K Context
  


• (00:57:09 ) Together AI Releases DeepSWE: A Fully Open-Source RL-Trained Coding Agent Based on Qwen3-32B and Achieves 59% on SWEBench
  


• (01:00:11 ) GLM-4.1V-Thinking: Towards Versatile Multimodal Reasoning with Scalable Reinforcement Learning
  


• (01:04:10 ) DiffuCoder: Understanding and Improving Masked Diffusion Models for Code Generation
  

Research & Advancements

• (01:06:21 ) Wider or Deeper? Scaling LLM Inference-Time Compute with Adaptive Branching Tree Search
  


• (01:13:07 ) The Automated LLM Speedrunning Benchmark: Reproducing NanoGPT Improvements
  


• (01:18:04 ) Claude 4 Opus and Sonnet reach 50%-time-horizon point estimates of about 80 and 65 minutes, respectively
  


• (01:21:37 ) Performance Prediction for Large Systems via Text-to-Text Regression
  


• (01:25:38 ) Does Math Reasoning Improve General LLM Capabilities? Understanding Transferability of LLM Reasoning
  


• (01:26:33 ) Correlated Errors in Large Language Models
  

Policy & Safety

• (01:29:04 ) Forecasting Biosecurity Risks from LLMs
  


• (01:36:06 ) AI Task Length Horizons in Offensive Cybersecurity
  


• (01:42:30 ) Inside Tech's Risky Gamble to Kill State AI Regulations for a Decade
  


• (01:52:56 ) Denmark to tackle deepfakes by giving people copyright to their own features
  

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