Claude Opus 5 (Fast)
Anthropic
anthropic/claude-opus-5-fastFast-mode variant of Claude Opus 5, Anthropic's Claude 5 flagship, offering the same top-tier coding and reasoning capability with reduced latency for time-sensitive agentic workloads.
Cost rate
10x
Context
1M
Released
Jul 24, 2026
Input
TextImageFile
Output
Text
Support
ReasoningTool callingStructured outputs
Best at
The categories where this model ranks highest.
No top-ranked categories found.
Performance
Median latency and throughput measured across recent requests.
Throughput51 tok/s
Latency