GPT-5.1 API Pricing and Cost Calculator
Sharper GPT-5 generation for coding, product work, and tool-assisted tasks
- Input / 1M tokens
- $1.25
- Cached input / 1M tokens
- $0.125
- Output / 1M tokens
- $10.00
- Context window
- 400K
Sharper GPT-5 generation for coding, product work, and tool-assisted tasks