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Chapter 81·Beginner

Claude Fable 5 Capabilities: Benchmarks, Coding, Vision & Long-Horizon Work

01 / 05

The headline

Months of engineering, compressed into days.

Stripe reported Fable 5 completed a 50-million-line codebase migration in one day — work estimated at two months for a full engineering team.

Claude Fable 5 Capabilities: Benchmarks, Coding, Vision & Long-Horizon Work | Code Safari