Anthropic's Claude Opus 5 rivals Fable 5 on benchmarks at half the price

Anthropic releases Opus 5, a new Claude model that rivals Fable 5 on benchmarks at half the price, with improvements in knowledge work, coding, and scientific research, and increased resistance to jailbreaking.

• Anthropic’s new Claude model comes close to Fable 5 at half the cost
• Anthropic's New Opus 5 Model Rivals Fable 5 For Half the Price
• Anthropic claims its new Claude Opus 5 delivers near-Fable 5 performance at half the token price
• Claude Opus 5 launches with similar performance as Fable 5 for ‘half the price’
• Claude Opus 5 Outscores Fable 5 on Most Benchmarks—At Half the Price
• Anthropic's New Claude Opus 5 Nearly Matches Flagship Fable 5 at Half the Cost
• Anthropic Releases Claude Opus 5 to Be Your New ‘Everyday’ Assistant
• Anthropic releases Claude Opus 5 for both AI coding and general office work