Claude 4 Sonnet
Anthropic released the 文本 model · Launched on 2025-05
Commercial Closed-source
文本
闭源
API 可用
模型简介
Claude 4 Sonnet is Anthropic's mid-to-high-end model, striking the best balance between intelligence and efficiency. It excels in programming, writing, and complex analysis tasks, supporting a 200K token context window. Claude 4 Sonnet achieves new breakthroughs on the SWE-bench coding benchmark while maintaining Anthropic's consistently high standards in writing quality and safety.
核心特性
- 200K tokens 上下文
- 代码生成能力强
- 写作质量高
- 安全对齐领先
核心优势
- 指令遵循精准
- 写作与代码平衡
- 上下文利用高效
技术规格
参数量
未公开
上下文窗口
200K tokens
API 支持
Yes
开源状态
Closed Source
发布日期
2025-05
提供商
Anthropic
价格信息
输入 $3.00/1M tokens，输出 $15.00/1M tokens
基准测试
SWE-bench Verified 72.7%, MMLU 89.0%, HumanEval 93.0%