Last Week in AI
#201 - GPT 4.5, Sonnet 3.7, Grok 3, Phi 4
Mar 5, 2025
Sharon Zhou, an AI startup founder with a PhD from Stanford, joins the conversation to discuss the latest AI models like GPT-4.5, Claude 3.7, and Grok 3, diving into their features and market impact. The duo explores innovative tools such as Sesame's new voice assistant, which has users wanting more interaction, and Google's AI coding assistant, Gemini Code Assist. They also unpack the competitive landscape, including OpenAI's growth amid challenges, and touch on intriguing research around AI alignment and emerging multi-agent systems.
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Quick takeaways
- The announcement of OpenAI's GPT-4.5 highlights the ongoing debate about the effectiveness of scaling models without improving reasoning capabilities.
- Innovations like Sesame's voice assistant and Google's Gemini Code Assist illustrate a significant shift towards more natural and integrated AI interactions in daily tasks.
Deep dives
Introduction of GPT 4.5 and Its Implications
GPT 4.5 has been announced as OpenAI's latest iteration, representing a significant advancement in the field of large language models. While the model boasts an increase in size and improved performance, it lacks the reasoning capabilities found in newer models, leading experts to suggest that simply scaling up may not yield game-changing advancements. Its benchmarks indicate moderate performance improvements, but the model is criticized for its high processing costs and relatively slower response times. Ultimately, experts are beginning to question the effectiveness of merely increasing model size without enhancing underlying reasoning capabilities.
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