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Models/Anthropic

Claude Fable 5.1

Vendor
Anthropic
Model id
claude-fable-5-1
Effort
Max effort
Harness
Claude Code 2.1.302

Website UI

SaaS landing page

Built in 28m 14s

Compare all fourOpen live

Software UI

Analytics dashboard

Built in 38m 43s

Compare all fourOpen live

Simulation

Balls in a spinning hexagon

Built in 25m 17s

Compare all fourOpen live

3D game

First-person shooter

Built in 1h 14m

Compare all fourOpen live

Head to head

Claude Fable 5.1vsClaude Opus 5.5Claude Fable 5.1vsGPT-6 AstraClaude Fable 5.1vsGPT-6.1 Sol