anthropic/claude-opus-4.8-fast
Fast-mode variant of [Opus 4.8](/anthropic/claude-opus-4.8) - identical capabilities with higher output speed at 2x pricing relative to regular Opus 4.8. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-mode
| Provider | In $/M | Out $/M | Context | Uptime |
|---|---|---|---|---|
| Anthropic | $10.00 | $50.00 | 1M | 99.9% |
Claude Opus 4.8 (Fast) costs $10.00 per million input tokens and $50.00 per million output tokens via OpenRouter, making it 282nd cheapest of 298 paid models.
Claude Opus 4.8 (Fast) generates around 121 tokens per second with 1.6s time-to-first-token (p50), the 46th fastest tracked model.
Claude Opus 4.8 (Fast) supports a 1M-token context window and can output up to 128K tokens. It accepts text, image, file input.