Last Week in AI

#201 - GPT 4.5, Sonnet 3.7, Grok 3, Phi 4

05 Mar 2025

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Our 201st episode with a summary and discussion of last week's big AI news! Recorded on 03/02/2025 Join our brand new Discord here! https://discord.gg/nTyezGSKwP Hosted by Andrey Kurenkov and guest host Sharon Zhou Feel free to email us your questions and feedback at [email protected] and/or [email protected] Read out our text newsletter and comment on the podcast at https://lastweekin.ai/. In this episode: - The release of GPT-4.5 from OpenAI, Anthropic's Claude 3.7, and Grok 3 from XAI, comparing their features, costs, and capabilities. - Discussion on new tools and applications including Sesame's new voice assistant and Google's AI coding assistant, Gemini Code Assist, highlighting their unique benefits. - OpenAI's continued user growth despite competition, pricing models for Google's text-to-video platform, and HP acquiring and shutting down Humane's AI pin. - Insights into new research on alignment and specification gaming in LLMs, including papers on fine-tuning causing broad misalignment and Google's multi-agent system for scientific collaboration. Timestamps + Links: (00:00:00) Intro / Banter (00:01:36) News Preview Tools & Apps (00:02:33) OpenAI announces GPT-4.5, warns it’s not a frontier AI model (00:07:22) Anthropic launches a new AI model that ‘thinks’ as long as you want (00:11:14) New Grok 3 release tops LLM leaderboards (00:16:43) Sesame is the first voice assistant I’ve ever wanted to talk to more than once (00:18:30) Google launches a free AI coding assistant with very high usage caps (00:20:45) Rabbit shows off the AI agent it should have launched with (00:22:23) Mistral’s Le Chat tops 1M downloads in just 14 days Applications & Business (00:24:06) OpenAI Tops 400 Million Users Despite DeepSeek’s Emergence (00:27:37) Google’s new AI video model Veo 2 will cost 50 cents per second (00:29:52) HP is buying Humane and shutting down the AI Pin Projects & Open Source (00:31:44) Microsoft launches next-gen Phi AI models. (00:33:47) OpenAI introduces SWE-Lancer: A Benchmark for Evaluating Model Performance on Real-World Freelance Software Engineering Work (00:37:12) SWE-Bench+: Enhanced Coding Benchmark for LLMs Research & Advancements (00:40:00) Towards an AI co-scientist (00:42:52) Magma: A Foundation Model for Multimodal AI Agents Policy & Safety (00:47:32) Demonstrating specification gaming in reasoning models (00:51:03) Emergent Misalignment: Narrow finetuning can produce broadly misaligned LLMs See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

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13:00H | 21 DIC 2025 | Fin de Semana

01 Jan 1970

Fin de Semana

10:00H | 21 DIC 2025 | Fin de Semana

01 Jan 1970

Fin de Semana

12:00H | 20 DIC 2025 | Fin de Semana

01 Jan 1970

Fin de Semana

2ª PARTE | 06 ENE 2026 | EL PARTIDAZO DE COPE

01 Jan 1970

El Partidazo de COPE

3ª PARTE | 22 ENE 2026 | EL PARTIDAZO DE COPE

01 Jan 1970

El Partidazo de COPE

3ª PARTE | 04 MAR 2026 | EL PARTIDAZO DE COPE

01 Jan 1970

El Partidazo de COPE

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Last Week in AI

#201 - GPT 4.5, Sonnet 3.7, Grok 3, Phi 4

This episode hasn't been transcribed yet

Other recent transcribed episodes

13:00H | 21 DIC 2025 | Fin de Semana

10:00H | 21 DIC 2025 | Fin de Semana

12:00H | 20 DIC 2025 | Fin de Semana

2ª PARTE | 06 ENE 2026 | EL PARTIDAZO DE COPE

3ª PARTE | 22 ENE 2026 | EL PARTIDAZO DE COPE

3ª PARTE | 04 MAR 2026 | EL PARTIDAZO DE COPE

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