Model Overview
Anthropic · Active Model
- Long-Context
- API Available
- Vetted Benchmarks
- Production Ready
Fast-mode variant of [Opus 5](/anthropic/claude-opus-5) - identical capabilities with higher output speed at 2x pricing relative to regular Opus 5. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-mode
- Developer
- Anthropic✓ verified today
- Release Date
- July 24, 2026✓ verified today
- Context Window
- 1,000,000 tokens≈ 1,333 words✓ verified today
- API Access
- Publicly AvailableIntegrate via official API✓ verified today
- Input Cost
- $10.00per million tokens✓ verified today
- Output Cost
- $50.00per million tokens✓ verified today