Anthropic launches Opus 5

Anthropic has released Opus 5, its newest heavyweight AI model, which is designed to be more cost-effective and less restrictive than its Fable 5 model. Opus 5 demonstrates superior performance on several benchmarks and offers greater flexibility due to fewer data retention policies and a lighter touch on safety safeguards. Anthropic also introduced Automatic Fallbacks to mitigate disruptions from safety classifiers.

• Anthropic launched its latest AI model, Opus 5.
• Opus 5 is positioned as cheaper and less restrictive than Fable 5.
• It outperforms Fable 5 on several benchmarks.
• Opus 5 is not subject to the 30-day data retention policy affecting Fable and Mythos.
• Safeguards are present, particularly for cybersecurity tasks, but are less restrictive than Fable 5.
• Anthropic expects Opus 5’s safety classifiers to engage 85% less often than Fable 5’s.
• A new beta feature, Automatic Fallbacks, aims to provide functional responses instead of errors when safety classifiers are triggered.
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