Anthropic’s Claude Opus 5 is said to match near-Fable 5 performance at half the price
Polymarket · x · 2026-07-25
Anthropic is said to have launched Claude Opus 5, with claims that it reaches near-Fable 5 performance at half the price.
This post is a third-party breaking-style mention rather than an official announcement, but it points to a major model update and a notable price-performance claim.
Related event: Leaks Suggest Imminent Release of Claude Opus 5 with UI Screenshots(14 posts)→
More from Models
- Opus 5 is shown as a new Pareto-optimal LLM with strong ARC-AGI-3 results — brandon_galang · 2026-07-25
- Anthropic says Claude Opus 5 matches frontier intelligence at half the price — burny_tech · 2026-07-25
- Opus 5 is being compared to Opus 4.8 with a two-month gap and big benchmark jumps — SuhailKakar · 2026-07-25
- Claude Opus 5 lands at half the price and becomes the default on Claude Max — minchoi · 2026-07-25
- Claude Opus 5 reportedly kept “crystallizing” for 27 minutes in an initial test — Daniel_Farinax · 2026-07-25
- Ethan Mollick says Opus 5 is stronger than Opus 4.8, but still has odd quirks — emollick · 2026-07-25