# Gemini 1.5 Flash (May 2024) vs Kimi K2.6

> Kimi K2.6 is the stronger model overall, scoring 47.7 to 33.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-1-5-flash-vs-kimi-k2-6
- Last updated: 2026-10-10
- Shared benchmarks: 24

## Summary

- They share 24 benchmarks with published results for both. Gemini 1.5 Flash (May 2024) scores higher in 2 categories and Kimi K2.6 in 8 categories; 10 gaps are clear of the uncertainty.
- The widest gap is in math, where Kimi K2.6 leads 57.0 to 22.1.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 16.3% for Gemini 1.5 Flash (May 2024) and 96.1% for Kimi K2.6.
- Kimi K2.6 has downloadable open weights; the other is API-only.

## Snapshot

| | Gemini 1.5 Flash (May 2024) | Kimi K2.6 |
|---|---|---|
| Provider | Google | Moonshot AI |
| Noometry Index | 33.2 | 47.7 |
| Rank | 246 | 60 |
| Context | — | 262K |
| Input $/M | — | $0.95 |
| Output $/M | — | $4 |
| Weights | Proprietary | Open |

## Coding

- Gemini 1.5 Flash (May 2024): 34.4 (#236)
- Kimi K2.6: 50.7 (#43)

| Benchmark | Gemini 1.5 Flash (May 2024) | Kimi K2.6 |
|---|---|---|
| WeirdML | 24.9% | 55.9% |
| LMArena Coding | 1261 | 1488 |
| SWE-bench Verified | — | 76.7% |
| LMArena WebDev | — | 1509 |
| SciCode | — | 53.5% |
| BigCodeBench Instruct | 43.5% | — |
| BigCodeBench Complete | 55.1% | — |
| ALE-Bench | — | 1,093 |
| HumanEval+ | 75.6% | — |
| MBPP+ | 67.5% | — |

## Agentic & Tool Use

- Gemini 1.5 Flash (May 2024): 26.6 (#102)
- Kimi K2.6: 21.9 (#137)

| Benchmark | Gemini 1.5 Flash (May 2024) | Kimi K2.6 |
|---|---|---|
| OSWorld 2.0 | — | 4.6% |
| BALROG | 14.6% | — |
| ExploitBench | — | 18.4% |
| GBAEval | — | 0.9% |
| GDP.pdf | — | 12% |
| Vending-Bench 2 | — | 6,205 |

## Reasoning

- Gemini 1.5 Flash (May 2024): 21.7 (#215)
- Kimi K2.6: 40.5 (#55)

| Benchmark | Gemini 1.5 Flash (May 2024) | Kimi K2.6 |
|---|---|---|
| LMArena Hard Prompts | 1257 | 1470 |
| DTBench | 53.8% | 90.9% |
| Epoch Capabilities Index | 129.36 | 151.05 |
| NYT Connections (extended) | — | 87.2% |
| CritPt | — | 8% |
| Chess Puzzles | — | 26% |
| EBR-Bench | — | 2.4% |
| Mystery Game Puzzles | — | 18% |
| LMCA | — | 37.3% |
| ForecastBench | 53.9 | — |
| PIQA | 87.5% | — |

## Math

- Gemini 1.5 Flash (May 2024): 22.1 (#281)
- Kimi K2.6: 57.0 (#41)

| Benchmark | Gemini 1.5 Flash (May 2024) | Kimi K2.6 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 16.3% | 96.1% |
| LMArena Math | 1269 | 1475 |
| FrontierMath (Feb 2025 set) | 0% | 39% |
| FrontierMath (Tiers 1-3) | — | 57.2% |
| FrontierMath Tier 4 | — | 25.6% |
| MathArena Final-Answer Competitions | — | 72.9% |
| ProofBench | — | 16% |
| Omni-MATH | 30.4% | — |
| MATH Level 5 | 61.9% | — |
| FrontierMath Tier 4 (v1) | — | 14.6% |
| GSM8K | 82.4% | — |

## Knowledge

- Gemini 1.5 Flash (May 2024): 26.2 (#260)
- Kimi K2.6: 54.0 (#54)

| Benchmark | Gemini 1.5 Flash (May 2024) | Kimi K2.6 |
|---|---|---|
| GPQA Diamond | 47.3% | 90.8% |
| LMArena Expert | 1233 | 1491 |
| SimpleQA Verified | — | 34.9% |
| MMLU-Pro | 67.8% | — |
| Vectara Hallucination Rate | — | 10.8% |
| GPQA (HELM) | 43.7% | — |
| BoolQ | 85.8% | — |
| MMLU | 77.9% | — |

## Multimodal

- Gemini 1.5 Flash (May 2024): 36.0 (#81)
- Kimi K2.6: 31.6 (#103)

| Benchmark | Gemini 1.5 Flash (May 2024) | Kimi K2.6 |
|---|---|---|
| LMArena Vision | 1141 | 1283 |
| Video-MME | 70.3% | — |
| GeoBench | 76% | — |
| Blueprint-Bench 2 | — | 3.9% |
| Furniture Assembly | — | 21.7% |
| LMArena Document | — | 1451 |

## Multilingual

- Gemini 1.5 Flash (May 2024): 42.9 (#189)
- Kimi K2.6: 54.9 (#37)

| Benchmark | Gemini 1.5 Flash (May 2024) | Kimi K2.6 |
|---|---|---|
| LMArena Non-English | 1278 | 1446 |
| LMArena Chinese | 1295 | 1521 |
| LMArena French | 1258 | 1471 |
| LMArena German | 1262 | 1450 |
| LMArena Japanese | 1252 | 1443 |
| LMArena Korean | 1221 | 1427 |
| LMArena Russian | 1288 | 1446 |
| LMArena Spanish | 1243 | 1464 |

## Instruction Following

- Gemini 1.5 Flash (May 2024): 66.8 (#205)
- Kimi K2.6: 76.3 (#43)

| Benchmark | Gemini 1.5 Flash (May 2024) | Kimi K2.6 |
|---|---|---|
| LMArena Instruction Following | 1258 | 1451 |
| IFEval | 83.1% | — |

## Long Context

- Gemini 1.5 Flash (May 2024): 39.0 (#187)
- Kimi K2.6: 44.9 (#52)

| Benchmark | Gemini 1.5 Flash (May 2024) | Kimi K2.6 |
|---|---|---|
| LMArena Longer Query | 1284 | 1468 |

## Writing & Preference

- Gemini 1.5 Flash (May 2024): 48.7 (#196)
- Kimi K2.6: 68.5 (#26)

| Benchmark | Gemini 1.5 Flash (May 2024) | Kimi K2.6 |
|---|---|---|
| LMArena Text | 1287 | 1455 |
| LMArena Creative Writing | 1285 | 1434 |
| LMArena Multi-Turn | 1253 | 1453 |
| EQ-Bench Creative Writing | — | 1725 |
| WildBench | 79.2% | — |
| EQ-Bench 4 | — | 1202 |

## FAQ

### Is Gemini 1.5 Flash (May 2024) better than Kimi K2.6?

Kimi K2.6 is the stronger model overall, scoring 47.7 to 33.2 on the Noometry Index.

### Is Gemini 1.5 Flash (May 2024) or Kimi K2.6 better for coding?

Kimi K2.6 scores higher on coding benchmarks: 50.7 versus 34.4 in the Noometry coding category.

### How many benchmarks do Gemini 1.5 Flash (May 2024) and Kimi K2.6 share?

24 benchmarks have published results for both models. Gemini 1.5 Flash (May 2024) has 42 scored results on Noometry and Kimi K2.6 has 51.