Claude Opus 4.1

Overview

Model description: original source language.

Claude Opus 4.1是Anthropic旗舰模型的更新版本，在编码、推理和代理任务方面均有提升。它在SWE-bench Verified测试中达到了74.5%的准确率，并在多文件代码重构、调试精度和面向细节的推理方面展现出显著提升。

Pricing

Pricing follows the current settings of your account group.

API integration

Use a Yunhai API key to call configured models.

curl "$YUNHAI_BASE_URL/chat/completions" \
  -H "Authorization: Bearer $YUNHAI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"anthropic/claude-opus-4.1","messages":[{"role":"user","content":"你好"}]}'