Claude Sonnet 4
Anthropic
Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%),...
What is Claude Sonnet 4?
Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%),...
Specifications
- Developer: Anthropic
- Context window: 1M tokens
- Max output: 64K tokens
- Input modalities: image, text, file
- Output modalities: text
- Input price: $3.00 per 1M tokens
- Output price: $15.00 per 1M tokens
- Knowledge cutoff: 2025-01-31
- Supported parameters: include_reasoning, max_tokens, reasoning, stop, temperature, tool_choice, tools, top_k, top_p
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