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Claude Sonnet 5

Claude Sonnet 5

Frontier Vision Anthropic

Anthropic's next-generation Sonnet: the best combination of speed and intelligence, with a 1M token context window, 128k max output, and always-on adaptive thinking. Big gains in coding and agentic tasks over Sonnet 4.6.

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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 Fable 5 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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