Although Claude Sonnet 4.6 is still available, you should consider migrating to Claude Sonnet 5 for improved performance.
See Claude Sonnet 5模型与定价旧版模型
Claude Sonnet 4.6Legacy
- Context window
- 1Mtokens
- Max output
- 128Ktokens
- Input pricing
- $3/ MTok
- Output pricing
- $15/ MTok
与当前模型阵容的比较
| Model | Context | Max output | Price / MTok | Thinking | Default effort | Knowledge cutoff |
|---|---|---|---|---|---|---|
| Claude Fable 5.1 | 1M | 128K | $10 / $50 | Adaptive (always on) | high | Jun 2026 |
| Claude Opus 5 | 1M | 128K | $5 / $25 | Adaptive | high | May 2026 |
| Claude Sonnet 5 | 1M | 128K | $2 / $10 | Adaptive | high | Jan 2026 |
| Claude Sonnet 4.6This modelLegacy | 1M | 128K | $3 / $15 | Adaptive (extended deprecated) | high | Aug 2025 |
| Claude Haiku 4.5 | 200K | 64K | $1 / $5 | Extended | — | Feb 2025 |
规格
Pricing
- Input
- $3 / MTok
- Output
- $15 / MTok
- 5m cache write
- $3.75 / MTok
- 1h cache write
- $6 / MTok
- Cache read
- $0.30 / MTok
- Batch API
- 50% discount on input and output
- Full price list
- Pricing
Capabilities
- Context window
- 1M tokens
- Max output
- 128K tokens
- Max output (Batch API, beta)
- 300K tokens
- Thinking
- Adaptive (extended deprecated)
- Default effort
high- Input → output
- Text and images → text
- Reliable knowledge cutoff
- Aug 2025
- Training data cutoff
- Jan 2026
Availability
- Status
- Active (legacy)
- Released
- February 17, 2026
- Retirement
- Not sooner than February 17, 2027
资源
从 Claude Sonnet 4.6 迁移到 Claude Sonnet 5 时会发生哪些变化。
当前的 Sonnet 模型：概述、规格和资源。
参考
Claude Sonnet 4.6 在 claude.ai 和 Claude 应用中使用的 "system prompt"（系统提示）。
Claude Sonnet 4.6 的安全评估和部署决策。
完整价格列表，包括批量折扣和 "prompt caching"（提示缓存）费率。
模型 ID、别名和固定快照的工作方式。
每个 Claude 模型的生命周期状态和退役承诺。
Claude Sonnet 4.6 使用 InvokeModel Bedrock 集成和 Bedrock 风格的模型 ID。
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