Anthropic

Claude Sonnet 4

A balanced, faster sibling to Opus with strong reasoning and creative abilities.

Best for: Creative writing, structured reasoning, moderate code tasks

Intelligence

90

Speed

80

Released

2025-05-01

Training cutoff

2025-03-01

Capabilities

  • reasoning
  • Temperature control
  • Web search
  • Adjustable reasoning effort
  • Image understanding
  • File/document understanding
Try Claude Sonnet 4 in EVA

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