Claude Opus 4.6
Anthropic馃嚭馃嚫
anthropic/claude-opus-4.6Claude Opus 4.6 is Anthropic's strongest model for coding and long-running professional tasks in this generation, with a 1M-token context window and 128K max output. It is designed for the most demanding software engineering and multi-step agentic workflows.
Cost rate
5x
Context
1M
Released
Feb 4, 2026
Input
TextImageFile
Output
Text
Support
ReasoningTool callingStructured outputs
Best at
The categories where this model ranks highest.
Software & IT Services
#2 路 top 1%
Life, Physical, & Social Science
#2 路 top 1%
Entertainment, Sports, & Media
#2 路 top 1%
Mathematical
#2 路 top 1%
Performance
Median latency and throughput measured across recent requests.
Throughput39 tok/s
Latency