Claude 3 Haiku

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by Anthropic · Updated September 1, 2025

Generate with Claude 3 Haiku

Claude 3 Haiku is the fastest model in the Claude 3 family, delivering near-instant responses for straightforward tasks and quick prompt iterations.

Best For

Quick iterationsText formattingSimple refinementsReal-time suggestions

Prompting Tips

  1. 1Perfect for rapid prompt iterations and A/B testing prompt variations
  2. 2Use for quick format conversions between model syntaxes
  3. 3Great for generating tag lists and keyword suggestions

Syntax & Constraints

Chat format. Text only. Max context: 200K tokens.

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