Claude Fable 5.1 Launches: High Scores, 75% Price Cut
Scobleizer · x · 2026-09-02
Anthropic released the new frontier model Claude Fable 5.1, outperforming Fable 5 across multiple benchmarks including Terminal-Bench (55.8%), CursorBench (73.4%), and OSWorld (77.9%). It supports unattended long-running coding and research workflows with self-verification. Pricing is set at $10/M input, $50/M output, and $0.25/M cache reads, representing a 75% price reduction.
Related event: Anthropic Releases Fable 5.1 and Mythos 5.1 with 75% Cheaper Caching(174 posts)→
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