@misc{aihist_claude-4-2025,
  title        = {{Claude 4 发布，长时程编码与智能体能力强化}}
  author       = {{AI 纪年}}
  date         = {2025-05-22}
  year         = {2025}
  month        = may
  howpublished = {\url{https://aihist.net/e/claude-4-2025.html}}
  url          = {https://aihist.net/e/claude-4-2025.html}
  urldate      = {2026-11-03}
  language     = {zh-CN}
  keywords     = {Claude, 智能体, 编程}
  abstract     = {Anthropic 发布 Claude Opus 4 与 Sonnet 4，强化长时程编码与智能体任务能力。Opus 4 成为首个被公开描述为可连续工作数小时的模型。}
  note         = {AI 纪年静态引用页（EB/OL），构建于 2026-11-03}
}