Amazon Bedrock now offers Claude Mythos Preview (Gated Research Preview)

This article announces Claude Mythos Preview, Anthropic's most advanced AI model, now available in gated research preview on Amazon Bedrock as part of Project Glasswing.

• Claude Mythos Preview represents a new model class with state-of-the-art capabilities
• Identifies sophisticated security vulnerabilities and demonstrates exploitability in software
• Comprehends large codebases and delivers actionable findings with minimal manual guidance
• Enables security teams to accelerate defensive cybersecurity work and fix vulnerabilities proactively
• Available in gated preview in US East (N. Virginia) region only
• Access limited to allow-listed organizations, prioritizing internet-critical companies and open-source maintainers

Claude Mythos Preview represents a cautious, deliberate approach to releasing powerful cybersecurity AI capabilities, giving defenders time to strengthen codebases before threats emerge.