On June 12, 2026, the US government issued Anthropic an export control directive to halt access to Claude Fable 5 and Claude Mythos 5 for every "foreign national," and Anthropic responded by immediately disabling both models for all customers to comply.
June 12, 2026 · Anthropic
US Export Order Forces Anthropic to Pull Its Newest Models Worldwide — 3 Days After Launch
A Commerce Department directive demanded access be suspended for any "foreign national." Judging selective blocking unreliable, Anthropic disabled Claude Fable 5 and Claude Mythos 5 for all customers everywhere .
3 days
From public launch (Jun 9) to full suspension (Jun 12)
2
Models pulled — Fable 5 & Mythos 5; all other Claude models unaffected
100%
Of users blocked worldwide, not just foreign nationals
How the order escalated
Directive targeted "foreign nationals" → became a global shutdown
1 · Order issued
Commerce Dept cites national security; suspend access for any foreign national
→
2 · Blocking unreliable
Per-user filtering can't guarantee compliance — even staff are covered
→
3 · Disabled for all
Both models switched off for every customer worldwide
The two suspended models
Claude Fable 5
Widely available to paid / enterprise users
Enhanced guardrails (cyber, bio/chem, distillation)
Falls back to a prior model in ~5% of cases
Status: fully suspended
Claude Mythos 5
Limited release via Project Glasswing
Near-identical model, fewer safeguards in areas
Targeted at high-capability use cases
Status: fully suspended
Why launch buzz was high
Fable 5 reported >10% above Claude Opus 4.8 on some benchmarks
Fable 5
+10%+ on some scores
30.9%
FrontierCode Diamond
161.29
Anthropic ECI score
Developers praised
Strong reasoning and agentic capability for complex, long-horizon workflows in tools like Cursor, Claude Code and OpenRouter proxies.
Critics flagged
Abrupt global shutdown, lack of transparency, hidden guardrails — and the risk of depending on cloud-hosted AI, fueling interest in local models.
Anthropic calls the order a likely misunderstanding and is working with authorities to restore access.
No timeline has been given for lifting the suspension. The episode mirrors chip export controls — exposing the tension between global AI commercialization and US national-security restrictions.
Continue reading The rest of this article is for AI News Blitz readers. Choose an option below to keep reading.
Already purchased? Sign in ✓ Signed in — this article isn’t included in your current plan.Unlocking the full article…