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Claude Sonnet 4
🇺🇸Anthropic1y
Neura Index
60.0
Rank #110—
mediumCategory Profile
Benchmark Scores (7)
reasoning
| Benchmark | Score | Source |
|---|---|---|
| GPQA Diamond | 75.4 | verified |
math
| Benchmark | Score | Source |
|---|---|---|
| AIME 2025 | 70.5 | verified |
coding
| Benchmark | Score | Source |
|---|---|---|
| SWE-bench Verified | 72.7 | verified |
| TerminalBench | 35.5 | verified |
multimodal
| Benchmark | Score | Source |
|---|---|---|
| MMMU | 74.4 | verified |
general
| Benchmark | Score | Source |
|---|---|---|
| MMMLU | 86.5 | verified |
agent
| Benchmark | Score | Source |
|---|---|---|
| TAU-Bench Retail | 80.5 | verified |
Performance History
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Frequently Asked Questions about Claude Sonnet 4
What is Claude Sonnet 4's Neura Intelligence Index score?▾
Claude Sonnet 4 by Anthropic scores 60.0 out of 100 on the Neura Intelligence Index, ranking #110 among tracked AI models. This composite score is computed from 7 individual benchmarks across coding, math, reasoning, and language categories.
Is Claude Sonnet 4 open source?▾
No, Claude Sonnet 4 is a proprietary model by Anthropic. It is only accessible via their API.
What benchmark does Claude Sonnet 4 perform best on?▾
Claude Sonnet 4 achieves its highest score on MMMLU with a score of 86.5%. This benchmark evaluates multilingual massive multitask language understanding across many languages.