Anthropic details the AI Fluency Index, tracking 11 behaviors that represent human-AI collaboration and measure how people collaborate with AI (Anthropic)
https://www.anthropic.com/research/AI-fluency-index
Google launches Android Automotive OS for Software-Defined Vehicles, expanding its "open infrastructure" from infotainment to non-safety internal systems (Andrew J. Hawkins/The Verge)
https://www.theverge.com/tech/899034/google-android-aut…
Source: by the end of 2025, Claude Code's ARR had grown by at least another $100M from the $1B announced in November, making up 12% of Anthropic's total ARR (Maxwell Zeff/Wired)
https://www.wired.com/story/claude-code-success-anthropic-business-model/…
Sources: DoD told Anthropic it will invoke the Defense Production Act or label Anthropic a "supply chain risk", if not given unfettered Claude access by Friday (Axios)
https://www.axios.com/2026/02/24/anthropic-pentagon-claude-hegseth-dario
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Anthropic details how it had to redesign its take-home test for hiring performance engineers as Claude kept defeating it, and releases the original test (Anthropic)
https://www.anthropic.com/engineering/AI-resistant-technical-evaluations
Anthropic introduces "persona selection model", a theory to explain AI's human-like behavior, and details how AI personas form in pre-training and post-training (Anthropic)
https://www.anthropic.com/research/persona-selection-model