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 Note: As of September...
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GET https://model.kyssta.lol/api/v1/models/anthropic/claude-opus-5-fastcurl "https://model.kyssta.lol/api/v1/models/anthropic/claude-opus-5-fast"Answered directly from the stored record — nothing here is generated beyond the catalog's own fields.
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 Note: As of September. It is published by Anthropic and catalogued here from OpenRouter.
Claude Opus 5 (Fast) accepts up to 1M tokens of context and returns up to 128K output tokens.
Provider catalogs list support for image input.
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claude-4-opus-20250514No provider description available.