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Claude Fable 5

Claude Fable 5

Frontier Vision Anthropic

Anthropic's most capable widely released model, with a 1M token context window, 128k max output, and always-on adaptive thinking.

Try on Simtheory
Qwen 3.6 Plus Frontier Claude 4.5 Sonnet Frontier Claude 4.5 Sonnet (thinking) Frontier Claude 4.6 Opus Frontier Claude 4.6 Opus Max Frontier Claude 4.6 Sonnet Frontier Claude 4.6 Sonnet Max Frontier Claude 4.7 Opus Frontier Claude 4.7 Opus Max Frontier Claude Opus 4.8 Frontier

Specifications

Context window 1,000,000 tokens
Max output 128,000 tokens
Knowledge cutoff June 2026
Multipart messages No
Vision capabilities Yes

Default Parameters

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