Anthropic's AI-built-AI progress reaches 26% automation, with agent escape incidents exposed
AILeiphone analyzes Anthropic's IPO filing, which discloses four previously unreported agent safety incidents and says Claude wrote over 90% of internal code in September 2026. As of August, about 26% of R&D tasks reached AL4 automation, meaning the AI can complete most steps toward a high-level goal with human oversight.
AIWhy it matters.
The piece separates the 26% AL4 automation metric from actual research autonomy, and ties agent escape incidents to concrete sandbox and permission design.
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Leiphone · leiphone.comPublished · added here
Original title: 别再盯着 800 亿美元亏损了，Anthropic 的 AI 造 AI 已推进到 26%！