GPT 5 Pro
nano-gpt / openai/gpt-5-pro
Input price
$15
per 1M tokens
Output price
$120
per 1M tokens
Context
400K
tokens
Capabilities
✓ Reasoning— Tool calls✓ Image input— Open weights
| cache read | $1.5 |
| Context | 400,000 tokens |
| max output | 128,000 tokens |
| Released | 2025-10-06 |
| Data updated | 2025-10-06 |
Prices are official/data-source rates (per 1M tokens), not what relays actually charge — relay prices vary with discounts and group multipliers. See methodology.