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 #113 across 600
No rank
Rank #342 across 379
Percentile score by analysis domain.
* Cost is inverted: lower input, output, and blended prices rank higher.
Higher bars mean stronger relative placement.
Streaming speed is not measured for this model yet.
| Metric | Domain | Value | Rank |
|---|---|---|---|
| Artificial Analysis Intelligence Index | overall | 34.7 | #113 |
| Artificial Analysis Math Index | math | 62.7 | #112 |
| MMLU-Pro | reasoning | 88.9% | #5 |
| GPQA | reasoning | 81.0% | #148 |
| Humanity's Last Exam |
| reasoning |
| 12.9% |
| #171 |
| LiveCodeBench | coding | 73.8% | #51 |
| SciCode | coding, reasoning | 47.0% | #68 |
| Blended Price | cost | $10.00/M | #342 |
| Input Price | cost | $5.00/M | #341 |
| Output Price | cost | $25.00/M | #342 |
| Value Index | cost, overall | 3.5 | #342 |