Claude Opus 4.5 is the top model for coding, agentic workflows, and computer use—now stronger at deep research, slides, and spreadsheets. It pushes state-of-the-art software engineering and lifts vision, reasoning, and math across the board.
Added Nov 1, 2025
Context Window
200.0K
Max Output
32.0K
Input Price (Auto)
$5.00/1M
Output Price (Auto)
$25.01/1M
Cache Read (Auto)
$0.50/1M
Capabilities
Performance metrics and benchmarks
Sourced from Artificial Analysis.
Intelligence Index
43.1
Auto routing is available for this model. Explicit provider selection is not available.
Loading provider options…
Coding Index
42.9
Agentic Index
59.2
GPQA Diamond
Graduate-level scientific reasoning
81.0%
Better than 81% of models compared
HLE
Humanity's Last Exam
12.9%
Better than 78% of models compared
IFBench
Instruction-following benchmark
43.0%
Better than 50% of models compared
T²-Bench Telecom
Conversational AI agents in dual-control scenarios
86.3%
Better than 81% of models compared
AA-LCR
Long context reasoning evaluation
65.3%
Better than 87% of models compared
GDPval-AA
Economically valuable tasks
46.1%
Better than 92% of models compared
CritPt
Research-level physics reasoning
0.3%
Better than 64% of models compared
SciCode
Python programming for scientific computing
47.0%
Better than 94% of models compared
Terminal-Bench Hard
Agentic coding and terminal use
40.9%
Better than 91% of models compared
AIME 2025
American Invitational Mathematics Examination 2025
62.7%
Better than 59% of models compared
MMLU-Pro
Professional and academic subject knowledge
88.9%
Better than 99% of models compared
AA-Omniscience Accuracy
Proportion of correctly answered questions
40.7%
Better than 94% of models compared
Last updated May 11, 2026
Artificial AnalysisLiveCodeBench
Contamination-free coding benchmark
73.8%
Better than 85% of models compared
AA-Omniscience Hallucination Rate
Rate of incorrect answers among non-correct responses
75.4%
Better than 70% of models compared
