Claude Fable 5 AI Evaluation | LayerLens - Benchmark Results & Performance

Model

Claude Fable 5 by Anthropic

text+image+file->text

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Claude Fable 5 is Anthropic's most capable widely released model, built for autonomous knowledge work and coding. It supports text, image, and file inputs with text output, featuring adaptive thinking capabilities and robust safeguards. The model excels at long-running, complex, and multi-step tasks that would otherwise take humans hours, days, or weeks to complete.

Evaluations

across 5 benchmarks

Latency

6.3s

Context length

tokens

Cost

$10 · $50

input · output per 1M tokens

Key takeaways

Key takeaways will appear here once evaluations are run.

Technical specifications

Context length: 1M tokens
Max output: —
Architecture: MoE
Modalities: text+image+file->text
Parameters: ~1600B
Open weights: No
Licence: Proprietary
Regions: USA
Vendor: Anthropic
Provider model key: anthropic/claude-fable-5