BREAKING
Anthropic launches Claude Fable 5
Mythos power, public guardrails
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Fable 5 vs Mythos 5
Fable 5
Public
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Safe Mythos-class release
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Agentic long-horizon work
Mythos 5
Partners only
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Same specs, no guardrails
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Cyber and bio safeguards removed
Broad launch across platforms
1
Claude API
↓
2
AWS Bedrock
↓
3
Google Cloud
↓
4
Microsoft Foundry
A step-change for AI agents
AI NEWS BLITZ
Anthropic has released Claude Fable 5, the safe public version of its top Mythos-class model.