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Last Week in AI

Last Week in AI is an independent newsletter that summarizes important developments across artificial intelligence. It connects model releases, research, policy, business, and social impact for readers who want a broad view of the field.

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Podcast Discusses Latest AI Model Releases: GPT-5.6, Grok 4.5, and More

The latest episode of the Last Week in AI podcast discusses recent releases of major AI models, including GPT-5.6 and Grok 4.5. The episode also covers Meta's Muse Spark 1.1, new interpretability research from Anthropic, and ongoing regulatory developments related to AI and data centers.

Why it matters: These updates illustrate the rapid pace of innovation and increasing regulatory focus in the AI sector.