Claude Opus 4.8 (Fast)
vercel / anthropic/claude-opus-4.8-fast
Input price
$10
per 1M tokens
Output price
$50
per 1M tokens
Context
1,000K
tokens
Capabilities
✓ Reasoning✓ Tool calls✓ Image input— Open weights
| cache read | $1 |
| cache write | $12.5 |
| Context | 1,000,000 tokens |
| max output | 128,000 tokens |
| Released | 2026-05-28 |
| Data updated | 2026-05-28 |
Prices are official/data-source rates (per 1M tokens), not what relays actually charge — relay prices vary with discounts and group multipliers. See methodology.