# Kimi K3 vs Llama 3-8B

> Kimi K3 is the stronger model overall, scoring 59.5 to 25.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/kimi-k3-vs-llama-3-8b
- Last updated: 2026-10-11
- Shared benchmarks: 23

## Summary

- They share 23 benchmarks with published results for both. Kimi K3 scores higher in 8 categories and Llama 3-8B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Kimi K3 leads 74.2 to 8.8.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 97.2% for Kimi K3 and 1.9% for Llama 3-8B.

## Snapshot

| | Kimi K3 | Llama 3-8B |
|---|---|---|
| Provider | Moonshot AI | Meta |
| Noometry Index | 59.5 | 25.5 |
| Rank | 15 | 344 |
| Context | 1.05M | — |
| Input $/M | $3 | — |
| Output $/M | $15 | — |
| Weights | Open | Open |

## Coding

- Kimi K3: 61.0 (#10)
- Llama 3-8B: 31.0 (#289)

| Benchmark | Kimi K3 | Llama 3-8B |
|---|---|---|
| LMArena Coding | 1508 | 1152 |
| DeepSWE | 68.5% | — |
| FrontierCode | 44.2% | — |
| LMArena WebDev | 1654 | — |
| FrontierSWE | 25.9% | — |
| SciCode | 59.5% | — |
| WeirdML | 82.6% | — |
| BigCodeBench Instruct | — | 31.9% |
| BigCodeBench Complete | — | 36.9% |
| ALE-Bench | 1,524 | — |
| HumanEval+ | — | 56.7% |
| MBPP+ | — | 54.8% |

## Agentic & Tool Use

- Kimi K3: 41.8 (#20)
- Llama 3-8B: —

| Benchmark | Kimi K3 | Llama 3-8B |
|---|---|---|
| APEX-Agents | 50.6% | — |
| τ²-bench Banking | 37.1% | — |
| PostTrainBench | 32% | — |
| GBAEval | 48.3% | — |
| GDP.pdf | 19% | — |
| Vending-Bench 2 | 5,165 | — |

## Reasoning

- Kimi K3: 63.0 (#17)
- Llama 3-8B: 14.3 (#326)

| Benchmark | Kimi K3 | Llama 3-8B |
|---|---|---|
| Chess Puzzles | 39% | 0% |
| LMArena Hard Prompts | 1496 | 1133 |
| DTBench | 91.2% | 43.9% |
| Epoch Capabilities Index | 157.45 | 116.45 |
| ForecastBench | 61.1 | 58.6 |
| ARC-AGI-2 | 60.4% | — |
| SimpleBench | 60.7% | — |
| NYT Connections (extended) | 93.6% | — |
| ARC-AGI-1 | 94.5% | — |
| CritPt | 23.4% | — |
| Mystery Game Puzzles | 26% | — |
| LMCA | 52.7% | — |
| Surface Evolver Bench | 95% | — |
| Adversarial NLI | — | 57.3% |
| WinoGrande | — | 75.7% |

## Math

- Kimi K3: 74.2 (#16)
- Llama 3-8B: 8.8 (#323)

| Benchmark | Kimi K3 | Llama 3-8B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 97.2% | 1.9% |
| LMArena Math | 1491 | 1151 |
| FrontierMath (Tiers 1-3) | 72.2% | — |
| FrontierMath Tier 4 | 39% | — |
| MathArena Final-Answer Competitions | 87.8% | — |
| ProofBench | 87% | — |
| MATH Level 5 | — | 6.1% |

## Knowledge

- Kimi K3: 63.2 (#21)
- Llama 3-8B: 7.8 (#308)

| Benchmark | Kimi K3 | Llama 3-8B |
|---|---|---|
| GPQA Diamond | 93.1% | 26.1% |
| LMArena Expert | 1521 | 1113 |
| SimpleQA Verified | 50.6% | — |
| ARC (AI2) Challenge | — | 82.8% |
| MMLU | — | 68.8% |
| OpenBookQA | — | 82.6% |
| TriviaQA | — | 67.7% |

## Multimodal

- Kimi K3: 37.8 (#70)
- Llama 3-8B: —

| Benchmark | Kimi K3 | Llama 3-8B |
|---|---|---|
| Blueprint-Bench 2 | 29.5% | — |
| Furniture Assembly | 34.2% | — |

## Multilingual

- Kimi K3: 56.3 (#21)
- Llama 3-8B: 30.8 (#261)

| Benchmark | Kimi K3 | Llama 3-8B |
|---|---|---|
| LMArena Non-English | 1466 | 1098 |
| LMArena Chinese | 1529 | 1076 |
| LMArena French | 1491 | 1159 |
| LMArena German | 1488 | 1104 |
| LMArena Japanese | 1487 | 967 |
| LMArena Korean | 1458 | 1004 |
| LMArena Russian | 1482 | 1109 |
| LMArena Spanish | 1472 | 1173 |

## Instruction Following

- Kimi K3: 77.7 (#14)
- Llama 3-8B: 58.4 (#260)

| Benchmark | Kimi K3 | Llama 3-8B |
|---|---|---|
| LMArena Instruction Following | 1483 | 1127 |

## Long Context

- Kimi K3: 45.8 (#29)
- Llama 3-8B: 34.2 (#251)

| Benchmark | Kimi K3 | Llama 3-8B |
|---|---|---|
| LMArena Longer Query | 1494 | 1128 |

## Writing & Preference

- Kimi K3: 76.6 (#4)
- Llama 3-8B: 37.5 (#256)

| Benchmark | Kimi K3 | Llama 3-8B |
|---|---|---|
| LMArena Text | 1476 | 1166 |
| LMArena Creative Writing | 1454 | 1150 |
| LMArena Multi-Turn | 1488 | 1152 |
| EQ-Bench Creative Writing | 2082 | — |
| EQ-Bench 4 | 1339 | — |

## FAQ

### Is Kimi K3 better than Llama 3-8B?

Kimi K3 is the stronger model overall, scoring 59.5 to 25.5 on the Noometry Index.

### Is Kimi K3 or Llama 3-8B better for coding?

Kimi K3 scores higher on coding benchmarks: 61.0 versus 31.0 in the Noometry coding category.

### How many benchmarks do Kimi K3 and Llama 3-8B share?

23 benchmarks have published results for both models. Kimi K3 has 53 scored results on Noometry and Llama 3-8B has 34.