On June 12, 2026, the Trump administration, acting through the Commerce Department, issued an export control directive to Anthropic requiring it to halt foreign access to its latest AI models, Fable 5 and Mythos 5. In response, Anthropic disabled access to both models for all users worldwide the same day.
June 12, 2026 · Anthropic
US Export Order Forces Anthropic to Pull Its Top AI Models — Worldwide
Days after launching Claude Fable 5 and Mythos 5, a Commerce Department directive barred foreign nationals' access over jailbreak-driven cyberattack fears. Unable to isolate that group technically, Anthropic disabled both models globally.
2
models suspended worldwide for compliance
~3 days
from release (Jun 9) to shutdown (Jun 12)
1M
token default context window
Benchmarks: Fable 5 / Mythos 5 vs Opus 4.8
Higher is better · the suspended models led decisively on code
FrontierCode (Diamond, high-effort)
Priced at $10 / 1M input and $50 / 1M output tokens — less than half of Mythos Preview, but near twice Opus 4.8.
How the shutdown unfolded
TRIGGER
Amazon researchers find a Fable 5 jailbreak and report it to the government
→
DIRECTIVE
Commerce Dept. orders foreign-national access cut over cyberattack risk
→
RESPONSE
Unable to isolate foreign users, Anthropic disables both models worldwide
PRAISE AT LAUNCH
Hailed as "the strongest generally available model," with a clear edge on long-running agentic and software-engineering tasks.
CRITICISM AFTER PULL
Some call investor Amazon's role a "betrayal" and the ban an overreaction; others say prioritizing jailbreak safety was reasonable.
Anthropic's position
Framed as a "narrow" issue rooted in a misunderstanding.
The company apologized for disruption to customers and is aiming for an early restoration — though the outcome may hinge on further official statements or litigation.
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