Model comparison
Claude 2 vs Kimi K2 Thinking Turbo
Kimi K2 Thinking Turbo is the stronger model overall, scoring 45.8 to 25.0 on the Noometry Index.
Last verified . 2 shared benchmarks.
Summary
- They share 2 benchmarks with published results for both. Claude 2 scores higher in 0 categories and Kimi K2 Thinking Turbo in 3 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in math, where Kimi K2 Thinking Turbo leads 47.4 to 9.3.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 2.5% for Claude 2 and 83.1% for Kimi K2 Thinking Turbo.
- Kimi K2 Thinking Turbo has downloadable open weights; the other is API-only.
Side by side
| Claude 2 | Kimi K2 Thinking Turbo | |
|---|---|---|
| Provider | Anthropic | Moonshot AI |
| Noometry Index | 25.0 | 45.8 |
| Released | 2023-07-11 | 2025-11-06 |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 8 | 21 |
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Category by category
Coding Not comparable
Claude 2: —, Kimi K2 Thinking Turbo: 38.4 (#178)
| Benchmark | Claude 2 | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena WebDev | — | 1322 |
| LMArena Coding | — | 1454 |
| HumanEval+ | 61.6% | — |
Reasoning Kimi K2 Thinking Turbo leads
Claude 2: 21.7 (#216), Kimi K2 Thinking Turbo: 32.5 (#75)
| Benchmark | Claude 2 | Kimi K2 Thinking Turbo |
|---|---|---|
| Chess Puzzles | — | 20% |
| LMArena Hard Prompts | — | 1428 |
| DTBench | 51.9% | — |
| Epoch Capabilities Index | 120.13 | — |
Math Kimi K2 Thinking Turbo leads
Claude 2: 9.3 (#320), Kimi K2 Thinking Turbo: 47.4 (#68)
| Benchmark | Claude 2 | Kimi K2 Thinking Turbo |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 2.5% | 83.1% |
| LMArena Math | — | 1429 |
| MATH Level 5 | 11.7% | — |
Knowledge Kimi K2 Thinking Turbo leads
Claude 2: 16.9 (#287), Kimi K2 Thinking Turbo: 50.9 (#69)
| Benchmark | Claude 2 | Kimi K2 Thinking Turbo |
|---|---|---|
| GPQA Diamond | 34.7% | 84.2% |
| LMArena Expert | — | 1439 |
| MMLU | 78.5% | — |
| TriviaQA | 87.5% | — |
Multilingual Not comparable
Claude 2: —, Kimi K2 Thinking Turbo: 51.4 (#109)
| Benchmark | Claude 2 | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Non-English | — | 1398 |
| LMArena Chinese | — | 1456 |
| LMArena French | — | 1425 |
| LMArena German | — | 1390 |
| LMArena Japanese | — | 1357 |
| LMArena Korean | — | 1330 |
| LMArena Russian | — | 1391 |
| LMArena Spanish | — | 1406 |
Instruction Following Not comparable
Claude 2: —, Kimi K2 Thinking Turbo: 74.0 (#109)
| Benchmark | Claude 2 | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Instruction Following | — | 1403 |
Long Context Not comparable
Claude 2: —, Kimi K2 Thinking Turbo: 43.2 (#102)
| Benchmark | Claude 2 | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Longer Query | — | 1415 |
Writing & Preference Not comparable
Claude 2: —, Kimi K2 Thinking Turbo: 60.0 (#104)
| Benchmark | Claude 2 | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Text | — | 1415 |
| LMArena Creative Writing | — | 1374 |
| LMArena Multi-Turn | — | 1414 |
Frequently asked questions
Is Claude 2 better than Kimi K2 Thinking Turbo?
Kimi K2 Thinking Turbo is the stronger model overall, scoring 45.8 to 25.0 on the Noometry Index.
How many benchmarks do Claude 2 and Kimi K2 Thinking Turbo share?
2 benchmarks have published results for both models. Claude 2 has 8 scored results on Noometry and Kimi K2 Thinking Turbo has 21.