Claude 4 Sonnet with maximum thinking budget (64,000 tokens).
Context Window
1.0M
Max Output
64.0K
Input Price (Auto)
$2.99/1M
Output Price (Auto)
$14.99/1M
Cache Read (Auto)
$0.30/1M
Capabilities
Performance metrics and benchmarks
Sourced from Artificial Analysis.
Intelligence Index
38.7
Auto routing is available for this model. Explicit provider selection is not available.
Loading provider options…
Coding Index
34.1
GPQA Diamond
Graduate-level scientific reasoning
77.7%
Better than 78% of models compared
HLE
Humanity's Last Exam
9.6%
Better than 71% of models compared
IFBench
Instruction-following benchmark
54.7%
Better than 73% of models compared
T²-Bench Telecom
Conversational AI agents in dual-control scenarios
64.6%
Better than 67% of models compared
AA-LCR
Long context reasoning evaluation
64.7%
Better than 87% of models compared
SciCode
Python programming for scientific computing
40.0%
Better than 83% 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
74.3%
Better than 70% of models compared
AIME
American Invitational Mathematics Examination
77.3%
Better than 87% of models compared
MMLU-Pro
Professional and academic subject knowledge
84.2%
Better than 88% of models compared
Last updated May 15, 2026
Artificial AnalysisLiveCodeBench
Contamination-free coding benchmark
65.5%
Better than 73% of models compared
Math-500
Diverse mathematical problem solving benchmark
99.1%
Better than 98% of models compared
