Anthropic's Claude 4 Opus with the ability to show its thinking process step by step.
Added Jul 15, 2025
Context Window
200.0K
Max Output
32.0K
Input Price (Auto)
$14.99/1M
Output Price (Auto)
$75.00/1M
Cache Read (Auto)
$1.50/1M
Capabilities
Performance metrics and benchmarks
Sourced from Artificial Analysis.
Intelligence Index
39.0
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Coding Index
34.0
GPQA Diamond
Graduate-level scientific reasoning
79.6%
Better than 82% of models compared
HLE
Humanity's Last Exam
11.7%
Better than 77% of models compared
IFBench
Instruction-following benchmark
53.7%
Better than 72% of models compared
T²-Bench Telecom
Conversational AI agents in dual-control scenarios
73.4%
Better than 72% of models compared
AA-LCR
Long context reasoning evaluation
33.7%
Better than 53% of models compared
SciCode
Python programming for scientific computing
39.8%
Better than 82% of models compared
Terminal-Bench Hard
Agentic coding and terminal use
31.1%
Better than 80% of models compared
AIME 2025
American Invitational Mathematics Examination 2025
73.3%
Better than 68% of models compared
AIME
American Invitational Mathematics Examination
75.7%
Better than 85% of models compared
MMLU-Pro
Professional and academic subject knowledge
87.3%
Better than 97% of models compared
Last updated May 15, 2026
Artificial AnalysisLiveCodeBench
Contamination-free coding benchmark
63.6%
Better than 70% of models compared
Math-500
Diverse mathematical problem solving benchmark
98.2%
Better than 93% of models compared
