Claude 4.6 Opus vs Claude Fable 5

Detailed comparison of capabilities, features, and performance.

Claude 4.6 Opus

Claude 4.6 Opus

Anthropic
VS
Claude Fable 5

Claude Fable 5

Anthropic
Feature Claude 4.6 Opus Claude Fable 5
AI Lab Anthropic Anthropic
Context Size 1,000,000 tokens 1,000,000 tokens
Max Output Size 125,000 tokens 128,000 tokens
Frontier Model Yes Yes
Vision Support Yes Yes
Description The latest Opus 4.6 model from Anthropic Anthropic's most capable widely released model, with a 1M token context window, 128k max output, and always-on adaptive thinking.

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