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Documented

Yemeni Cell Uses AI to Develop Missile Guidance Software

September 11, 2026
oecd:2026-09-11-2c21View source ↗

What happened

Anthropic reported that a cell in northern Yemen, likely linked to the Houthis, used its AI model Claude to develop software for guided and ballistic missiles, including hypersonic vehicles. The AI replaced human engineers in key tasks. A failed missile test was conducted before Anthropic disabled the related accounts.

Reported impact

Affected parties
Not publicly disclosed
Harm type
Not publicly disclosed
Scale
Not publicly disclosed
Financial impact
Not publicly disclosed
Regulatory action
Not publicly disclosed

Classification

Organization
Not publicly disclosed
AI system
Not publicly disclosed
Industry
Not publicly disclosed
Country
Not publicly disclosed
Provider
Not publicly disclosed
Incident type
Not publicly disclosed

Relevant governance controls

Governance control mapping is not available for this record.

  • No controls mappedNot publicly disclosed

Control mapping is analytical. It does not state that any control would have prevented the incident.

Sources and evidence

OECD AI Incidents Monitor
Primary source
Yemeni Cell Uses AI to Develop Missile Guidance Software
2026-09-11