Anthropic: Claude Opus 4.6 (Fast)
Analysis Summary
Anthropic: Claude Opus 4.6 (Fast) sits in the Emerging tier on our leaderboard, ranked #276 of 556 published models on overall intelligence. At $30.00 input and $150.00 output per 1M tokens, it is among the most expensive on the market. It offers an exceptionally large context window suited to long-document workflows and supports tool use, function calling, vision, and reasoning.
Editorial notes
Claude Opus 4.6 Fast is a high-throughput variant with no independent benchmarks and very high pricing, making it difficult to justify without verified performance data.
Assessed May 14, 2026
Rankings consider pricing, capabilities, benchmarks, and real-world applicability and are refreshed as new models launch. Feedback?
Performance Profile
Fast-mode variant of Opus 4.6 - identical capabilities with higher output speed at premium 6x pricing. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-mode
Capabilities
How does Anthropic: Claude Opus 4.6 (Fast) stack up?
Compare side-by-side with other emerging models.
Model Information
| OpenRouter ID |
anthropic/claude-opus-4.6-fast
|
| Provider | anthropic |
| Release Date | April 7, 2026 |
| Context Length | 1,000,000 tokens |
| Max Completion | 128,000 tokens |
| Status | Active |
Pricing
| Token Type | Cost per 1M tokens | Cost per 1K tokens |
|---|---|---|
| Input | $30.00 | $0.030000 |
| Output | $150.00 | $0.150000 |
Live Performance
Live endpoint metrics ā refreshed every 30 minutes.
