Anthropic said on July 1, 2026 that it will redeploy its generative AI model Claude Fable 5 globally after the U.S. Commerce Department lifted export controls, marking a return after roughly three weeks offline.
June 30, 2026 · Anthropic
Claude Fable 5 Returns After Government-Ordered Global Shutdown
US export controls have been lifted on Fable 5 and Mythos 5. Anthropic's most capable model comes back worldwide on July 1 — roughly 18 days after it was pulled over a reported jailbreak, now guarded by new cybersecurity classifiers.
~18
days offline, from suspension to global return
99%+
of reported jailbreak techniques now blocked by new classifiers
50%
of weekly cap for paid plans through July 7, then usage credits
The 18-Day Timeline
Jun 9
Fable 5 released — most capable public model
Jun 12
Suspended globally on export-control directive
Jun 30
Controls lifted by Dept. of Commerce
Jul 1
Fable 5 begins returning worldwide
Why the shutdown went global
A "deemed export" rule meant access by foreign staff was restricted — and nationality couldn't be verified in real time.
Jailbreak enabled vulnerability finding and exploit-code generation
Reported by Amazon's security team to the White House
Government issued directive; access cut immediately for all users worldwide
Mythos 5 kept as a restricted version for Project Glasswing participants
Welcomed
Frontier capabilities are back online
Edge in agentic, long-horizon tasks
Strength in vulnerability finding
Watching / Critical
Coding falls back to Opus 4.8 for now
New identity checks and credits system
Questions on whether controls were warranted
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