Anthropic
Claude Opus 4.5 is Anthropic’s latest model in the Opus series, meant for demanding reasoning tasks and complex problem solving. This model has improvements in general intelligence and vision compared to previous iterations. In addition, it is suited for difficult coding tasks and agentic workflows, especially those with computer use and tool use, and can effectively handle context usage and external memory files.
Introducing Claude OpusRank #49 across 526
Rank #44 across 436
Rank #334 across 357
Percentile score by analysis domain.
* Cost is inverted: lower input, output, and blended prices rank higher.
Higher bars mean stronger relative placement.
| Metric | Domain | Value | Rank |
|---|---|---|---|
| Artificial Analysis Intelligence Index | overall | 43.1 | #49 |
| Artificial Analysis Coding Index | coding | 42.9 | #44 |
| Artificial Analysis Math Index | math | 62.7 | #112 |
| MMLU-Pro | reasoning | 88.9% | #5 |
| reasoning |
| 81.0% |
| #108 |
| Humanity's Last Exam | reasoning | 12.9% | #127 |
| LiveCodeBench | coding | 73.8% | #51 |
| SciCode | coding, reasoning | 47.0% | #35 |
| Output Speed | speed | 47.6 tok/s | #248 |
| Time to First Token | speed | 1.33s | #176 |
| Blended Price | cost | $10.94/M | #334 |
| Input Price | cost | $6.25/M | #341 |
| Output Price | cost | $25.00/M | #331 |
| Value Index | cost, overall | 3.9 | #325 |