AI
Last Week in AI #251 - Mythos Back, Sonnet 5, Etched, LongCat
Last Week in AITuesday, July 21, 2026 at 11:31 AM
RedScroll Brief
Trump lifts restrictions on Anthropic, Anthropic launches Claude Sonnet 5, Google's NotebookLM updates, chips stories from Etched and Baidu, and more!
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RedScroll Briefing
Extractive editorial brief — not a reprint of the original
What happened
Trump lifts restrictions on Anthropic, Anthropic launches Claude Sonnet 5, Google's NotebookLM updates, chips stories from Etched and Baidu, and more!
Why it matters
AI developments move capital, regulation, and competitive advantage across the tech stack.
Background
Last Week in AI reported on this under ai. RedScroll surfaces the signal with an extractive brief — not a reprint of the original article. Read the source for full reporting.
Timeline
Last Week in AI published: Last Week in AI #251 - Mythos Back, Sonnet 5, Etched, LongCat
Story is in today’s RedScroll edition. Follow the original source for updates.
Economic impact
Secondary effects may show up in markets and supply chains linked to AI and Last Week.
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Sources
Last Week in AI — original reporting. RedScroll provides an extractive briefing only.