Claude Opus 4
Anthropic's most intelligent model
Claude Opus 4 is Anthropic's frontier model, designed for the most complex and nuanced tasks. It excels at advanced research, intricate reasoning, and long-form writing while maintaining Anthropic's hallmark low hallucination rates.
Try Claude Opus 4Specifications
Context window200k tokens
Input price$15.00 / 1M tokens
Output price$75.00 / 1M tokens
Credits per query5 cr
Released2025-01
LicenseProprietary
Features
VisionTool useJSON modeFunction callingCode
Benchmark Scores
What do these mean?Sourced from official model cards and academic papers. Higher is better.
65%
62%
1343
95%
84.9%
90.4%
,
72.5%