All Episodes

February 28, 2025 25 mins

GPT 4.5 is here, and do you remember when AI lab CEOs like Sam Altman and Dario Amodei were betting everything on scaling up base models like this one? Well let’s find out what would have happened if the future of AI rested on models like GPT 4.5. You’ll see all the benchmarks, highlights of the paper, emotional intelligence and humor tests, Simple Bench results (reddit was an unreliable source), and why it’s not all bad news for OpenAI.

https://www.emergentmind.com/

AI Insiders (now $9!): https://www.patreon.com/AIExplained

Chapters
00:00 - Introduction
01:04 - Details and Benchmarks
03:04 - Emotional intelligence? 
08:37 - Creative writing?
11:40 - Visual reasoning and Pricing
12:41 - Simple Performance
16:01 - End of Pretraining Scaling?
17:03 - CEO Hype
18:11 - System Card Highlights
23:32 - Karpathy Reaction

GPT 4.5 System card: https://cdn.openai.com/gpt-4-5-system-card-2272025.pdf
Release Notes: https://openai.com/index/gpt-4-5-system-card/
Altman Hype: https://x.com/sama/status/1891533802779910471
Details: https://openai.com/index/introducing-gpt-4-5/ https://x.com/OpenAI/status/1895219596317335792
End of an Era: https://x.com/wgussml/status/1895187231666774377
Anthropic Original Claim: https://techcrunch.com/2023/04/06/anthropics-5b-4-year-plan-to-take-on-openai/
Smell: https://x.com/rapha_gl/status/1895213014699385082
Bob McGrew: https://x.com/bobmcgrewai/status/1895228291981943265
Deep Research System Card: https://cdn.openai.com/deep-research-system-card.pdf
Reddit: https://www.reddit.com/r/singularity/comments/1izu1t7/gpt45_crushes_simple_bench/
API Pricing: https://openai.com/api/pricing/
LiveStream: https://www.youtube.com/watch?v=cfRYp0nItZ8&t=1s
https://simple-bench.com/


Karpathy Comparison: https://x.com/karpathy/status/1895213020982472863
https://x.com/karpathy/status/1895337579589079434


Non-hype Newsletter: https://signaltonoise.beehiiv.com/

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