The Commerce Department removed the controls on June 30, ending an 18-day freeze. Fable 5 returns globally, and Mythos 5 comes back for a set of vetted US organizations.
2026-07-01 · by Moe Ameen
The US Department of Commerce lifted the export controls on Anthropic's frontier models Claude Fable 5 and Claude Mythos 5 on June 30, 2026, ending an 18-day freeze that had pulled both models offline. Anthropic announced the change on X the same evening, saying it had received notice that the controls were removed and that it would begin restoring access the next day. Fable 5 was set to return globally across Anthropic's platforms — Claude, Claude.ai, Claude Code, and Claude Cowork — starting July 1, with reporting describing a gradual ramp rather than an instant flip back to full capacity.
The freeze began on June 12, when Commerce ordered Anthropic to suspend access for any foreign national, inside or outside the United States. Because the company could not verify user nationality in real time, it disabled both models for everyone rather than risk violating the order. Reporting from CNBC, CoinDesk, Forbes, and The Next Web tied the directive to a jailbreak technique: researchers reported to be at Amazon found a way to bypass Fable 5's safeguards, in one demonstration getting the model to identify software vulnerabilities and produce code showing how one could be exploited. Anthropic disputed the severity throughout, and a White House adviser had publicly claimed the company "declined to fix the issue," a characterization Anthropic pushed back on.
Mythos 5, described by Anthropic as the same underlying model with fewer safety restrictions, was handled separately. It was cleared for a set of US organizations following government approval reported around June 26, ahead of the broader Fable 5 lift. Alongside the restoration, Anthropic said it is deepening its collaboration with the government — giving designated agencies early access to frontier models and their safeguards before public release, sharing threat intelligence, and working with peers toward a common standard for scoring how dangerous a given jailbreak is. Treat specific rollout percentages and per-day caps as reported details that may shift; the confirmed facts are the June 30 lift and the return of access beginning July 1.
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Yes. The US Department of Commerce lifted the export controls on June 30, 2026, and Anthropic said it would begin restoring access the next day. Fable 5 returned globally starting July 1, and Mythos 5 was cleared for a set of vetted US organizations. Reporting describes a gradual capacity ramp rather than an instant return to full limits.
The Commerce Department removed the controls after an 18-day standoff. Alongside the restoration, Anthropic said it is deepening collaboration with the government — including early agency access to frontier models and their safeguards, threat-intelligence sharing, and work toward a common standard for scoring jailbreak severity.
On June 12, 2026, Commerce ordered Anthropic to suspend foreign-national access after researchers reported to be at Amazon demonstrated a jailbreak that bypassed Fable 5's safeguards. Anthropic disputed the severity of the finding throughout the episode.
Drop the facts into Kompozy as a source and the engine generates a timeline blog, a carousel, a short listicle video, and platform-native text posts, then schedules and publishes them across nine platforms. It lets you ship a timely explainer during the peak-interest window instead of building each format by hand.