Claude Sonnet 4.5 (latest) API Pricing and Cost Calculator
Balanced Claude model for coding, analysis, agent workflows, and cost control
- Input / 1M tokens
- $3.00
- Cached input / 1M tokens
- $0.300
- Output / 1M tokens
- $15.00
- Context window
- 1M
Balanced Claude model for coding, analysis, agent workflows, and cost control