Anthropic introduces Claude Opus 5, close to Fable 5 intelligence at half the price
Welcome to the world, Opus 5.
AISummary
Anthropic has introduced Claude Opus 5, which the quoted announcement describes as a thoughtful and proactive model. It is said to come close to the frontier intelligence of Fable 5 at half the price.
AIWhy it matters
The quoted announcement gives a concrete comparison of intelligence and price against Fable 5, useful for judging where Opus 5 fits among Claude models.
Source: Alex Albert · x.com