Anthropic
Claude Fable 5
v5 · frontier · Released June 9, 2026
Updated June 12, 2026
Suspended under US Commerce Department export control directive since June 12. No general access. Reinstatement timeline not confirmed.
Enterprise guidance
Fable 5 is suspended under US export control and must not be used for any enterprise workload. If your organization had Fable 5 in production, decommission it immediately, document the suspension date as an AI incident under your governance program, and activate your contingency model. Claude 3.7 Sonnet is the recommended immediate alternative — contact your Anthropic account team for migration support.
Active Compliance Flags1
US Commerce Dept export control directive suspended all access. Known jailbreak of Fable 5 safety classifiers was the stated trigger.
Primary source →Vendor compliance certifications
Key use restrictions
- —SUSPENDED: access is prohibited under US export control directive
- —No enterprise use permitted — continuing access creates regulatory and legal risk
- —All existing Fable 5 integrations must be decommissioned immediately
- —Document suspension as an AI governance incident per your incident management procedures
- —Recommended contingency model: Claude 3.7 Sonnet (cleared, commercially available)
Safety documentation
Fable 5 safety documentation was under review at the time of suspension. No public model card was released before the export control directive took effect. All production access must be decommissioned immediately.
Related governance resources
Governance controls
Model Rollback and Emergency Shutdown
Maintain tested procedures to rapidly revert an AI system to a prior version or disable it entirely in response to detected failures or safety events.
AI Incident Response Playbook
Document step-by-step procedures for identifying, containing, investigating, and resolving AI system incidents, including role assignments and escalation paths.
AI Vendor Concentration Risk Assessment
Assess and manage the risk arising from organizational dependence on a small number of AI vendors or underlying model providers, and maintain a documented supplier redundancy posture to ensure operational continuity if a primary vendor is disrupted, suspends access, or becomes unavailable.
AI Hardware Provenance and Export Control Compliance
Document the origin and supply chain of AI-relevant hardware (GPUs, specialized chips) and screen all AI infrastructure procurement against applicable export control regulations.
Vendor Governance Change Monitoring
Monitor material changes to AI vendors' governance structures, safety leadership, and organizational policies that may affect the risk profile of deployed systems.
Playbook guides
How are we managing third-party AI risks?
Governing the use of external AI APIs and vendor-embedded models, including data handling, documentation requirements, and ongoing monitoring.
How do we ensure third-party AI vendors meet our standards?
Extending vendor due diligence to cover model transparency, data handling, bias testing, and contractual liability for AI outputs.
Status history
June 12, 2026· green to red
US Commerce Department export control directive suspended all access.