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  "path": "/technology/artificial-intelligence/anthropic-just-launched-claude-fable-5-its-first-mythos-class-ai-model-but-it-has-new-safeguards-to-prevent-misuse-and-will-fall-back-to-opus-4-8-for-high-risk-queries",
  "publishedAt": "2026-06-09T17:04:20.000Z",
  "site": "https://www.itpro.com",
  "tags": [
    "Artificial Intelligence",
    "Technology"
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  "textContent": "The launch of Claude Fable 5 marks the first public release of a Mythos-class AI model",
  "title": "Anthropic just launched Claude Fable 5, its first Mythos-class AI model – but it has new safeguards to prevent misuse and will ‘fall back’ to Opus 4.8 for ‘high risk’ queries",
  "updatedAt": "2026-06-09T17:07:37.000Z"
}