# Grok 3 vs Muse Spark 1.1

> Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 39.6 on the Noometry Index.

- Canonical page: https://noometry.com/compare/grok-3-vs-muse-spark-1-1
- Last updated: 2026-10-10
- Shared benchmarks: 19

## Summary

- They share 19 benchmarks with published results for both. Grok 3 scores higher in 0 categories and Muse Spark 1.1 in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Muse Spark 1.1 leads 45.9 to 13.8.

## Snapshot

| | Grok 3 | Muse Spark 1.1 |
|---|---|---|
| Provider | xAI | Meta |
| Noometry Index | 39.6 | 49.9 |
| Rank | 150 | 43 |
| Context | — | 1.05M |
| Input $/M | — | $1.25 |
| Output $/M | — | $4.25 |
| Weights | Proprietary | Proprietary |

## Coding

- Grok 3: 41.5 (#113)
- Muse Spark 1.1: 50.8 (#38)

| Benchmark | Grok 3 | Muse Spark 1.1 |
|---|---|---|
| LMArena Coding | 1432 | 1497 |
| DeepSWE | — | 53.3% |
| Aider Polyglot | 53.3% | — |
| LMArena WebDev | — | 1542 |
| SciCode | — | 58.8% |
| WeirdML | 37.2% | — |

## Agentic & Tool Use

- Grok 3: 30.2 (#69)
- Muse Spark 1.1: 33.9 (#45)

| Benchmark | Grok 3 | Muse Spark 1.1 |
|---|---|---|
| τ²-bench Banking | — | 40.5% |
| BALROG | 29.5% | — |
| GBAEval | — | 7.9% |
| GDP.pdf | — | 15% |
| Vending-Bench 2 | — | 6,520 |

## Reasoning

- Grok 3: 13.8 (#322)
- Muse Spark 1.1: 45.9 (#41)

| Benchmark | Grok 3 | Muse Spark 1.1 |
|---|---|---|
| LMArena Hard Prompts | 1433 | 1486 |
| Epoch Capabilities Index | 138.34 | 154.32 |
| ARC-AGI-2 | 0% | — |
| SimpleBench | 36.1% | — |
| Kagi LLM Benchmark | 61.3% | — |
| NYT Connections (extended) | — | 84.9% |
| ARC-AGI-1 | 5.5% | — |
| CritPt | — | 15.1% |
| DTBench | — | 94.4% |
| LMCA | — | 49.9% |
| Surface Evolver Bench | — | 52.5% |

## Math

- Grok 3: 36.2 (#122)
- Muse Spark 1.1: 44.0 (#67)

| Benchmark | Grok 3 | Muse Spark 1.1 |
|---|---|---|
| LMArena Math | 1390 | 1477 |
| OTIS Mock AIME 2024-2025 | 55.6% | — |
| ProofBench | — | 39% |
| Omni-MATH | 46.4% | — |
| MATH Level 5 | 88.7% | — |
| FrontierMath (Feb 2025 set) | 3.8% | — |
| FrontierMath Tier 4 (v1) | 0% | — |

## Knowledge

- Grok 3: 46.0 (#76)
- Muse Spark 1.1: 52.8 (#55)

| Benchmark | Grok 3 | Muse Spark 1.1 |
|---|---|---|
| LMArena Expert | 1420 | 1480 |
| GPQA Diamond | 75.8% | — |
| SimpleQA Verified | — | 57.8% |
| MMLU-Pro | 78.8% | — |
| Confabulations | 14.2% | — |
| Vectara Hallucination Rate | 5.8% | — |
| GPQA (HELM) | 65% | — |

## Multimodal

- Grok 3: —
- Muse Spark 1.1: 41.9 (#28)

| Benchmark | Grok 3 | Muse Spark 1.1 |
|---|---|---|
| LMArena Vision | — | 1292 |
| LMArena Document | — | 1465 |

## Multilingual

- Grok 3: 52.5 (#81)
- Muse Spark 1.1: 56.8 (#16)

| Benchmark | Grok 3 | Muse Spark 1.1 |
|---|---|---|
| LMArena Non-English | 1411 | 1471 |
| LMArena Chinese | 1448 | 1518 |
| LMArena French | 1460 | 1494 |
| LMArena German | 1431 | 1466 |
| LMArena Japanese | 1389 | 1445 |
| LMArena Korean | 1374 | 1459 |
| LMArena Russian | 1416 | 1482 |
| LMArena Spanish | 1417 | 1471 |

## Instruction Following

- Grok 3: 75.2 (#69)
- Muse Spark 1.1: 76.8 (#36)

| Benchmark | Grok 3 | Muse Spark 1.1 |
|---|---|---|
| LMArena Instruction Following | 1409 | 1457 |
| IFEval | 88.4% | — |

## Long Context

- Grok 3: 38.7 (#187)
- Muse Spark 1.1: 44.8 (#55)

| Benchmark | Grok 3 | Muse Spark 1.1 |
|---|---|---|
| LMArena Longer Query | 1439 | 1463 |
| Fiction.LiveBench | 58.3% | — |

## Writing & Preference

- Grok 3: 56.0 (#136)
- Muse Spark 1.1: 73.6 (#11)

| Benchmark | Grok 3 | Muse Spark 1.1 |
|---|---|---|
| LMArena Text | 1426 | 1479 |
| LMArena Creative Writing | 1414 | 1440 |
| EQ-Bench Creative Writing | 1186 | 1927 |
| LMArena Multi-Turn | 1424 | 1484 |
| Short-Story Creative Writing | 76.4% | — |
| WildBench | 84.9% | — |
| EQ-Bench 4 | — | 1260 |

## FAQ

### Is Grok 3 better than Muse Spark 1.1?

Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 39.6 on the Noometry Index.

### Is Grok 3 or Muse Spark 1.1 better for coding?

Muse Spark 1.1 scores higher on coding benchmarks: 50.8 versus 41.5 in the Noometry coding category.

### How many benchmarks do Grok 3 and Muse Spark 1.1 share?

19 benchmarks have published results for both models. Grok 3 has 40 scored results on Noometry and Muse Spark 1.1 has 36.