Anthropic launches Claude Opus 5 as Max default near Fable 5 at half price

Anthropic launched Claude Opus 5 and made it the default model for the Claude Max tier. The company says Opus 5 comes close to Fable 5 performance at half the price, framing a cost-efficient alternative to its higher-end model.
Key takeaway
Anthropic is using Opus 5 to reset the default Max experience around price-performance rather than reserving the everyday flagship slot for its costliest frontier tier.
Context
Claude Opus 5 is Anthropic’s new release positioned against Fable 5: near that model’s reported performance while priced at half, according to the company’s launch framing.
Anthropic also set Opus 5 as the default for Claude Max, so Max users get the new model without an explicit model switch for routine work.
Numbers to know
- halfAnthropic’s stated Opus 5 price relative to Fable 5
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Original reporting: Anthropic launches Claude Opus 5, which it says comes close to Fable 5 performance at half the price; it is the new default model on Claude Max (Anthropic)