Anthropic
Claude Opus 4 benchmark results
12 results on 9 benchmarks from 4 sources.
Also listed as: claude-opus-4-20250514-thinking-16k · claude-opus-4-20250514 · claude-opus-4-20250514_16K · claude-opus-4-20250514_27K · claude-opus-4-20250514_unknown · Claude Opus 4 (Thinking) · Claude-Opus-4 (Thinking) · Claude-Opus-4 · claude-opus-4-20250514_nothink
All benchmark results
| Benchmarks | Score | Rank | Setting | Source type | Date |
|---|---|---|---|---|---|
| LMArena Text | 1426 | 119 | Overall, style control on; 35913 votes; 95% CI 1422–1431“claude-opus-4-20250514-thinking-16k” | Official leaderboard | Oct 8, 2026 |
| LMArena Text | 1414 | 141 | Overall, style control on; 43055 votes; 95% CI 1410–1418“claude-opus-4-20250514” | Official leaderboard | Oct 8, 2026 |
| LMArena Vision | 1207 | 80 | Overall, style control on; 1290 votes; 95% CI 1191–1223“claude-opus-4-20250514-thinking-16k” | Official leaderboard | Oct 2, 2026 |
| LMArena Vision | 1189 | 91 | Overall, style control on; 2177 votes; 95% CI 1176–1201“claude-opus-4-20250514” | Official leaderboard | Oct 2, 2026 |
| LiveCodeBench | 51.1% | 14 | Code generation, 182 problems dated 2025-01-01…2025-04-07“Claude-Opus-4 (Thinking)” | Official leaderboard | Apr 7, 2025 |
| GPQA Diamond | 76.3% | 134 | Epoch AI run, accuracy | Independent run | May 22, 2025 |
| SWE-bench Verified | 70.7% | 25 | Epoch AI run (Epoch scaffold) | Independent run | Feb 6, 2026 |
| AIME (OTIS Mock AIME 2024–2025) | 64.4% | 141 | Epoch AI run, OTIS Mock AIME 2024–2025 | Independent run | May 28, 2025 |
| MATH Level 5 | 85.0% | 29 | Epoch AI run, accuracy | Independent run | May 22, 2025 |
| Humanity's Last Exam | 10.7% | 33 | Compiled by Epoch AI | Third-party compilation via Epoch AI | May 22, 2025 |
| τ²-bench | 59.6% | 16 | airline domain, pass^1; submitted by Anthropic; voriginal tau-bench | Vendor-reported | May 22, 2025 |
| τ²-bench | 81.4% | 9 | retail domain, pass^1; submitted by Anthropic; voriginal tau-bench | Vendor-reported | May 22, 2025 |
FAQ
Where do these Claude Opus 4 scores come from?
From Epoch AI Benchmarking Hub, LiveCodeBench leaderboard, LMArena leaderboard dataset, and τ²-bench leaderboard submissions. Each row links to the original leaderboard, dataset or report, and vendor-reported numbers are labelled.