Compare / Kimi K2.5 vs Kimi K3
Kimi K2.5 vs Kimi K3
16 results from 4 sources that measured both models. Each row is in the source's own units; there is no overall winner.
| Benchmark | Metric | Kimi K2.5 | Kimi K3 |
|---|---|---|---|
| Arena (formerly LMArena)reported | OverallArena rating | 1,445 | 1,472 |
| Arena (formerly LMArena)reported | Business, management and financeArena rating | 1,441 | 1,489 |
| Arena (formerly LMArena)reported | Creative writingArena rating | 1,423 | 1,458 |
| Arena (formerly LMArena)reported | Expert promptsArena rating | 1,483 | 1,533 |
| Arena (formerly LMArena)reported | Instruction followingArena rating | 1,439 | 1,486 |
| Arena (formerly LMArena)reported | OverallArena rating | 1,450 | 1,488 |
| Arena (formerly LMArena)reported | Writing, literature and languageArena rating | 1,428 | 1,475 |
| Artificial Analysisreported | Artificial Analysis Coding Indexindex score | 46.8 | 76.2 |
| Artificial Analysisreported | Artificial Analysis Intelligence Indexindex score | 23.5 | 43.6 |
| Artificial Analysisreported | GPQA Diamond% of questions | 87.9% | 93.5% |
| Artificial Analysisreported | Humanity's Last Exam% of questions | 30.7% | 46.9% |
| Artificial Analysisreported | Long-context reasoning (AA-LCR)% of questions | 78.0% | 88.7% |
| Artificial Analysisreported | Terminal-Bench 2.1% of tasks | 45.7% | 85.0% |
| Artificial Analysisreported | Τ-bench banking% of tasks | 14.2% | 46.0% |
| SimpleQA Verified (Epoch AI)reported | Correct answers% of questions | 34.3% | 50.6% |
| Vending-Bench 2reported | Money after a yearUS dollars | $1,198.46 | $5,165.03 |
Bold green marks the better value on that metric. Where a source reports ranges that overlap, the difference may not be meaningful; see the benchmark page for ranges.