X-Risk Weekly — 15 Jun–19 Jun 2026

        June 19, 2026

X-Risk Weekly — 15 Jun–19 Jun 2026

Also: US Government Orders Shutdown of Anthropic's Most Capable Models Over Jailbreak Concerns‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ 

                X-Risk Daily

                Week of 15 Jun

Transformative AI

Anthropic restricts Fable 5 from frontier AI development, triggering power consolidation debate

On 9 June 2026, Anthropic launched Claude Fable 5, the first publicly available version of its Mythos model, marking a significant shift in how frontier AI developers control access to their most powerful systems.

            Also in this issue

Transformative AI

US Government Orders Shutdown of Anthropic's Most Capable Models Over Jailbreak Concerns

Transformative AI

OpenAI outlines goal to build automated AI researcher by March 2028

Transformative AI

Senate Armed Services Committee Approves AI Guardrails Act for Pentagon

Geopolitics & Conflict

US strikes damage over 50 Iranian military bases since war began, satellite analysis confirms

Research

DeepMind study finds AI safety behaviours resist data filtering, transfer unpredictably between models

Research

New technique detects AI backdoors by training reference model to match normal behaviour

            … and 50 more in the full briefing

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