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
Avg output tokens (7d)
2.6K tokens
Input Price (Auto)
$5.00/1M
Output Price (Auto)
$25.00/1M
Cache Read (Auto)
$0.50/1M
Capabilities
Benchmarks
Benchmarks
Performance metrics and benchmarks
Sourced from Artificial Analysis.
Intelligence Index
35.6
Reasoning
GPQA Diamond
Graduate-level scientific reasoning
81.0%
Better than 72% of models compared
HLE
Humanity's Last Exam
13.2%
Better than 66% of models compared
IFBench
Instruction-following benchmark
43.0%
Better than 46% of models compared
T²-Bench Telecom
Conversational AI agents in dual-control scenarios
86.3%
Better than 79% of models compared
AA-LCR
Long context reasoning evaluation
67.3%
Better than 74% of models compared
Coding
SciCode
Python programming for scientific computing
47.0%
Better than 86% of models compared
Terminal-Bench Hard
Agentic coding and terminal use
40.9%
Better than 87% of models compared
LiveCodeBench
Contamination-free coding benchmark
73.8%
Better than 85% of models compared
Math
AIME 2025
American Invitational Mathematics Examination 2025
62.7%
Better than 58% of models compared
Knowledge
MMLU-Pro
Professional and academic subject knowledge
88.9%
Better than 99% of models compared
Last updated Aug 16, 2026
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