Anthropic

• 160.79.104.0/23, 2607:6bc0::/48
  • https://docs.anthropic.com/claude/reference/ip-address-allowlisting
• https://www.anthropic.com/earlyaccess
• https://console.anthropic.com/
• context
  • 默认 200k+
    • $3 / MTok,$15 / MTok
  • 2025-08-12 后, sonet 4 支持 1M context, 不过超过 200k 的 context 价格翻倍
    • $6 / MTok,$22.5 / MTok
• 参考
  • https://docs.anthropic.com/en/docs/about-claude/models/overview
  • https://www.anthropic.com/engineering/claude-code-best-practices

Model	Alias	notes
Claude Opus 4.1	claude-opus-4-1
Claude Opus 4	claude-opus-4-0
Claude Sonnet 4	claude-sonnet-4-0
Claude Sonnet 3.7	claude-3-7-sonnet-latest
Claude Haiku 3.5	claude-3-5-haiku-latest

• Opus > Sonnet > Haiku
• https://docs.anthropic.com/en/api/overview