Anthropic: Claude Opus 4.8 (Fast)
Anthropic: Claude Opus 4.8 (Fast) is a text model from Anthropic, with a 1M-token context window, priced at $10.00 in · $50.00 out / 1M. On Fully Informed you can add Anthropic: Claude Opus 4.8 (Fast) to a multi-model panel, where it answers independently, debates the other models and gets cross-checked for blind spots.
Vendor AnthropicType Text1M contextPrice $10.00 in · $50.00 out / 1M
Put Anthropic: Claude Opus 4.8 (Fast) on the panel →
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
Related text models
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- What is 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
- What is the context window of Anthropic: Claude Opus 4.8 (Fast)?
- Anthropic: Claude Opus 4.8 (Fast) supports a 1M-token context window.
- How much does Anthropic: Claude Opus 4.8 (Fast) cost?
- Anthropic: Claude Opus 4.8 (Fast) is priced at $10.00 in · $50.00 out / 1M via OpenRouter.
- What are alternatives to Anthropic: Claude Opus 4.8 (Fast)?
- Comparable text models include Anthropic: Claude 3 Haiku, Anthropic: Claude Fable 5, Anthropic: Claude Fable Latest, Anthropic Claude Haiku Latest.
Model data via OpenRouter. Browse all models · Run a panel on Fully Informed