Model comparison
Grok 2 Mini 2024 08 13 vs Kimi K2.6
Kimi K2.6 is the stronger model overall, scoring 47.7 to 37.7 on the Noometry Index.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. Grok 2 Mini 2024 08 13 scores higher in 0 categories and Kimi K2.6 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Kimi K2.6 leads 57.0 to 35.4.
- Kimi K2.6 has downloadable open weights; the other is API-only.
Side by side
| Grok 2 Mini 2024 08 13 | Kimi K2.6 | |
|---|---|---|
| Provider | xAI | Moonshot AI |
| Noometry Index | 37.7 | 47.7 |
| Released | 2024-08-13 | 2026-04-20 |
| Weights | Proprietary | Open |
| Context window | — | 262K |
| Max output | — | 262K |
| Input $ / M tokens | — | $0.95 |
| Output $ / M tokens | — | $4 |
| Results tracked | 17 | 51 |
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Category by category
Coding Kimi K2.6 leads
Grok 2 Mini 2024 08 13: 37.0 (#199), Kimi K2.6: 50.7 (#43)
| Benchmark | Grok 2 Mini 2024 08 13 | Kimi K2.6 |
|---|---|---|
| LMArena Coding | 1269 | 1488 |
| SWE-bench Verified | — | 76.7% |
| LMArena WebDev | — | 1509 |
| SciCode | — | 53.5% |
| WeirdML | — | 55.9% |
| ALE-Bench | — | 1,093 |
Agentic & Tool Use Not comparable
Grok 2 Mini 2024 08 13: —, Kimi K2.6: 21.9 (#137)
| Benchmark | Grok 2 Mini 2024 08 13 | Kimi K2.6 |
|---|---|---|
| OSWorld 2.0 | — | 4.6% |
| ExploitBench | — | 18.4% |
| GBAEval | — | 0.9% |
| GDP.pdf | — | 12% |
| Vending-Bench 2 | — | 6,205 |
Reasoning Kimi K2.6 leads
Grok 2 Mini 2024 08 13: 24.8 (#159), Kimi K2.6: 40.5 (#55)
| Benchmark | Grok 2 Mini 2024 08 13 | Kimi K2.6 |
|---|---|---|
| LMArena Hard Prompts | 1255 | 1470 |
| NYT Connections (extended) | — | 87.2% |
| CritPt | — | 8% |
| Chess Puzzles | — | 26% |
| EBR-Bench | — | 2.4% |
| Mystery Game Puzzles | — | 18% |
| DTBench | — | 90.9% |
| LMCA | — | 37.3% |
| Epoch Capabilities Index | — | 151.05 |
Math Kimi K2.6 leads
Grok 2 Mini 2024 08 13: 35.4 (#185), Kimi K2.6: 57.0 (#41)
| Benchmark | Grok 2 Mini 2024 08 13 | Kimi K2.6 |
|---|---|---|
| LMArena Math | 1265 | 1475 |
| FrontierMath (Tiers 1-3) | — | 57.2% |
| FrontierMath Tier 4 | — | 25.6% |
| MathArena Final-Answer Competitions | — | 72.9% |
| OTIS Mock AIME 2024-2025 | — | 96.1% |
| ProofBench | — | 16% |
| FrontierMath (Feb 2025 set) | — | 39% |
| FrontierMath Tier 4 (v1) | — | 14.6% |
Knowledge Kimi K2.6 leads
Grok 2 Mini 2024 08 13: 33.9 (#200), Kimi K2.6: 54.0 (#54)
| Benchmark | Grok 2 Mini 2024 08 13 | Kimi K2.6 |
|---|---|---|
| LMArena Expert | 1238 | 1491 |
| GPQA Diamond | — | 90.8% |
| SimpleQA Verified | — | 34.9% |
| Vectara Hallucination Rate | — | 10.8% |
Multimodal Not comparable
Grok 2 Mini 2024 08 13: —, Kimi K2.6: 31.6 (#103)
| Benchmark | Grok 2 Mini 2024 08 13 | Kimi K2.6 |
|---|---|---|
| LMArena Vision | — | 1283 |
| Blueprint-Bench 2 | — | 3.9% |
| Furniture Assembly | — | 21.7% |
| LMArena Document | — | 1451 |
Multilingual Kimi K2.6 leads
Grok 2 Mini 2024 08 13: 41.4 (#208), Kimi K2.6: 54.9 (#37)
| Benchmark | Grok 2 Mini 2024 08 13 | Kimi K2.6 |
|---|---|---|
| LMArena Non-English | 1257 | 1446 |
| LMArena Chinese | 1262 | 1521 |
| LMArena French | 1286 | 1471 |
| LMArena German | 1273 | 1450 |
| LMArena Japanese | 1213 | 1443 |
| LMArena Korean | 1195 | 1427 |
| LMArena Russian | 1261 | 1446 |
| LMArena Spanish | 1279 | 1464 |
Instruction Following Kimi K2.6 leads
Grok 2 Mini 2024 08 13: 65.5 (#220), Kimi K2.6: 76.3 (#43)
| Benchmark | Grok 2 Mini 2024 08 13 | Kimi K2.6 |
|---|---|---|
| LMArena Instruction Following | 1245 | 1451 |
Long Context Kimi K2.6 leads
Grok 2 Mini 2024 08 13: 38.4 (#196), Kimi K2.6: 44.9 (#52)
| Benchmark | Grok 2 Mini 2024 08 13 | Kimi K2.6 |
|---|---|---|
| LMArena Longer Query | 1266 | 1468 |
Writing & Preference Kimi K2.6 leads
Grok 2 Mini 2024 08 13: 47.3 (#211), Kimi K2.6: 68.5 (#26)
| Benchmark | Grok 2 Mini 2024 08 13 | Kimi K2.6 |
|---|---|---|
| LMArena Text | 1281 | 1455 |
| LMArena Creative Writing | 1242 | 1434 |
| LMArena Multi-Turn | 1265 | 1453 |
| EQ-Bench Creative Writing | — | 1725 |
| EQ-Bench 4 | — | 1202 |
Frequently asked questions
Is Grok 2 Mini 2024 08 13 better than Kimi K2.6?
Kimi K2.6 is the stronger model overall, scoring 47.7 to 37.7 on the Noometry Index.
Is Grok 2 Mini 2024 08 13 or Kimi K2.6 better for coding?
Kimi K2.6 scores higher on coding benchmarks: 50.7 versus 37.0 in the Noometry coding category.
How many benchmarks do Grok 2 Mini 2024 08 13 and Kimi K2.6 share?
17 benchmarks have published results for both models. Grok 2 Mini 2024 08 13 has 17 scored results on Noometry and Kimi K2.6 has 51.