All Models
Claude Opus 5 Fast
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
Available Providers (3)
| Provider | Model ID | Input Cost | Output Cost | Context | Max Output | Docs |
|---|---|---|---|---|---|---|
 Vercel AI Gateway | anthropic/claude-opus-5-fast | $10/MTok | $50/MTok | 1M | 128K | |
 OpenRouter | anthropic/claude-opus-5-fast | $10/MTok | $50/MTok | 1M | 128K | |
 Venice AI | claude-opus-5-fast | $12/MTok | $60/MTok | 1M | 128K |
Capabilities
Reasoning
Tool Calling
Attachments
Open Weights
Structured Output