# Command R+ vs Grok 4

> Grok 4 is the stronger model overall, scoring 47.8 to 32.0 on the Noometry Index.

- Canonical page: https://noometry.com/compare/command-r-plus-vs-grok-4
- Last updated: 2026-10-10
- Shared benchmarks: 19

## Summary

- They share 19 benchmarks with published results for both. Command R+ scores higher in 0 categories and Grok 4 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Grok 4 leads 36.9 to 8.9.
- The biggest single-benchmark swing is SimpleBench: 17.4% for Command R+ and 60.5% for Grok 4.
- Command R+ has downloadable open weights; the other is API-only.

## Snapshot

| | Command R+ | Grok 4 |
|---|---|---|
| Provider | Cohere | xAI |
| Noometry Index | 32.0 | 47.8 |
| Rank | 251 | 49 |
| Context | 128K | — |
| Input $/M | $2.50 | — |
| Output $/M | $10 | — |
| Weights | Open | Proprietary |

## Coding

- Command R+: 28.6 (#304)
- Grok 4: 49.9 (#44)

| Benchmark | Command R+ | Grok 4 |
|---|---|---|
| LMArena Coding | 1187 | 1408 |
| Aider Polyglot | — | 79.6% |
| WeirdML | — | 45.7% |
| BigCodeBench Instruct | 33.8% | — |
| LiveBench Coding | 19.1% | — |
| BigCodeBench Complete | 41.9% | — |
| HumanEval+ | 56.7% | — |
| MBPP+ | 63.5% | — |

## Agentic & Tool Use

- Command R+: —
- Grok 4: 32.1 (#62)

| Benchmark | Command R+ | Grok 4 |
|---|---|---|
| Terminal-Bench | — | 27.2% |
| Berkeley Function Calling Leaderboard | — | 63% |
| GDPval | — | 21.1% |
| Cybench | — | 43% |
| DeepResearch Bench | — | 47.3% |
| BALROG | — | 43.6% |
| LMArena Search | — | 1142 |
| METR Time Horizons | — | 66.6% |

## Reasoning

- Command R+: 8.9 (#341)
- Grok 4: 36.9 (#59)

| Benchmark | Command R+ | Grok 4 |
|---|---|---|
| SimpleBench | 17.4% | 60.5% |
| LMArena Hard Prompts | 1186 | 1409 |
| Epoch Capabilities Index | 119.28 | 146.46 |
| ARC-AGI-2 | — | 16% |
| Kagi LLM Benchmark | — | 73.6% |
| ARC-AGI-1 | — | 66.7% |
| Chess Puzzles | — | 28% |
| LiveBench Reasoning | 24.8% | — |
| DTBench | 54.9% | — |
| LiveBench Data Analysis | 38.1% | — |
| LMCA | 5% | — |
| ForecastBench | — | 60.9 |
| LiveBench | 31.8% | — |

## Math

- Command R+: 26.6 (#239)
- Grok 4: 46.5 (#58)

| Benchmark | Command R+ | Grok 4 |
|---|---|---|
| LMArena Math | 1188 | 1422 |
| OTIS Mock AIME 2024-2025 | — | 84% |
| Omni-MATH | — | 60.3% |
| LiveBench Math | 21.3% | — |
| FrontierMath (Feb 2025 set) | — | 19.7% |
| FrontierMath Tier 4 (v1) | — | 2.1% |

## Knowledge

- Command R+: 35.9 (#165)
- Grok 4: 53.7 (#50)

| Benchmark | Command R+ | Grok 4 |
|---|---|---|
| LMArena Expert | 1174 | 1417 |
| GPQA Diamond | — | 87% |
| MMLU-Pro | — | 85.1% |
| Confabulations | — | 12.4% |
| Vectara Hallucination Rate | 6.9% | — |
| GPQA (HELM) | — | 72.7% |
| MMLU | 69.4% | — |

## Multimodal

- Command R+: —
- Grok 4: 33.1 (#89)

| Benchmark | Command R+ | Grok 4 |
|---|---|---|
| LMArena Vision | — | 1211 |
| GeoBench | — | 45% |

## Multilingual

- Command R+: 38.8 (#222)
- Grok 4: 52.0 (#98)

| Benchmark | Command R+ | Grok 4 |
|---|---|---|
| LMArena Non-English | 1216 | 1403 |
| LMArena Chinese | 1226 | 1428 |
| LMArena French | 1208 | 1418 |
| LMArena German | 1216 | 1429 |
| LMArena Japanese | 1166 | 1396 |
| LMArena Korean | 1138 | 1376 |
| LMArena Russian | 1227 | 1409 |
| LMArena Spanish | 1189 | 1419 |

## Instruction Following

- Command R+: 60.2 (#249)
- Grok 4: 79.4 (#4)

| Benchmark | Command R+ | Grok 4 |
|---|---|---|
| LMArena Instruction Following | 1197 | 1387 |
| LiveBench Instruction Following | 57.6% | — |
| IFEval | — | 94.9% |

## Long Context

- Command R+: 37.3 (#214)
- Grok 4: 63.1 (#4)

| Benchmark | Command R+ | Grok 4 |
|---|---|---|
| LMArena Longer Query | 1231 | 1409 |
| Fiction.LiveBench | — | 94.4% |

## Writing & Preference

- Command R+: 43.7 (#223)
- Grok 4: 58.7 (#111)

| Benchmark | Command R+ | Grok 4 |
|---|---|---|
| LMArena Text | 1229 | 1412 |
| LMArena Creative Writing | 1235 | 1397 |
| LMArena Multi-Turn | 1213 | 1416 |
| Short-Story Creative Writing | — | 76.9% |
| WildBench | — | 79.7% |
| LiveBench Language | 29.7% | — |

## FAQ

### Is Command R+ better than Grok 4?

Grok 4 is the stronger model overall, scoring 47.8 to 32.0 on the Noometry Index.

### Is Command R+ or Grok 4 better for coding?

Grok 4 scores higher on coding benchmarks: 49.9 versus 28.6 in the Noometry coding category.

### How many benchmarks do Command R+ and Grok 4 share?

19 benchmarks have published results for both models. Command R+ has 34 scored results on Noometry and Grok 4 has 48.