Model comparison
Grok 4.3 vs Mistral Large 4
Grok 4.3 and Mistral Large 4 score almost the same on the Noometry Index (43.8 vs 43.1), so choose on price, context window or the category you care about most.
Last verified . 15 shared benchmarks.
Mistral AISummary
- They share 15 benchmarks with published results for both. Grok 4.3 scores higher in 3 categories and Mistral Large 4 in 5 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Grok 4.3 leads 52.5 to 36.6.
- The biggest single-benchmark swing is NYT Connections (extended): 55.2% for Grok 4.3 and 27.4% for Mistral Large 4.
- Mistral Large 4 is cheaper at $0.68 / $2.09 per million input/output tokens, against $1.25 / $2.50 for Grok 4.3.
- Mistral Large 4 accepts more context: 1.05M tokens versus 1M.
Side by side
| Grok 4.3 | Mistral Large 4 | |
|---|---|---|
| Provider | xAI | Mistral AI |
| Noometry Index | 43.8 | 43.1 |
| Released | 2026-04-17 | 2026-10-06 |
| Weights | Proprietary | Proprietary |
| Context window | 1M | 1.05M |
| Max output | 30K | 262K |
| Input $ / M tokens | $1.25 | $0.68 |
| Output $ / M tokens | $2.50 | $2.09 |
| Results tracked | 40 | 15 |
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Category by category
Coding Mistral Large 4 leads
Grok 4.3: 41.6 (#121), Mistral Large 4: 48.6 (#57)
| Benchmark | Grok 4.3 | Mistral Large 4 |
|---|---|---|
| LMArena WebDev | 1357 | 1541 |
| LMArena Coding | 1415 | 1475 |
| SciCode | 47.3% | — |
| WeirdML | 49.9% | — |
| ALE-Bench | 944.17 | — |
Agentic & Tool Use Not comparable
Grok 4.3: 27.7 (#99), Mistral Large 4: —
| Benchmark | Grok 4.3 | Mistral Large 4 |
|---|---|---|
| GDP.pdf | 8% | — |
| LMArena Search | 1165 | — |
| Vending-Bench 2 | 35.26 | — |
Reasoning Grok 4.3 leads
Grok 4.3: 35.9 (#68), Mistral Large 4: 22.5 (#192)
| Benchmark | Grok 4.3 | Mistral Large 4 |
|---|---|---|
| NYT Connections (extended) | 55.2% | 27.4% |
| LMArena Hard Prompts | 1396 | 1444 |
| CritPt | 8% | — |
| Chess Puzzles | 25% | — |
| DTBench | 90.7% | — |
| LMCA | 38.3% | — |
| Epoch Capabilities Index | 149.16 | — |
| ForecastBench | 60.3 | — |
Math Grok 4.3 leads
Grok 4.3: 46.0 (#74), Mistral Large 4: 40.4 (#91)
| Benchmark | Grok 4.3 | Mistral Large 4 |
|---|---|---|
| LMArena Math | 1388 | 1488 |
| FrontierMath (Tiers 1-3) | 42.8% | — |
| FrontierMath Tier 4 | 14.6% | — |
| OTIS Mock AIME 2024-2025 | 93.3% | — |
| ProofBench | 11% | — |
Knowledge Grok 4.3 leads
Grok 4.3: 52.5 (#62), Mistral Large 4: 36.6 (#166)
| Benchmark | Grok 4.3 | Mistral Large 4 |
|---|---|---|
| SimpleQA Verified | 33.2% | 20% |
| LMArena Expert | 1385 | 1447 |
| GPQA Diamond | 88.8% | — |
Multimodal Not comparable
Grok 4.3: 31.6 (#104), Mistral Large 4: —
| Benchmark | Grok 4.3 | Mistral Large 4 |
|---|---|---|
| LMArena Vision | 1229 | — |
| Blueprint-Bench 2 | 0% | — |
Multilingual Mistral Large 4 leads
Grok 4.3: 50.5 (#120), Mistral Large 4: 52.6 (#82)
| Benchmark | Grok 4.3 | Mistral Large 4 |
|---|---|---|
| LMArena Non-English | 1385 | 1415 |
| LMArena Chinese | 1422 | 1491 |
| LMArena Russian | 1399 | 1414 |
| LMArena French | 1412 | — |
| LMArena German | 1395 | — |
| LMArena Japanese | 1379 | — |
| LMArena Korean | 1356 | — |
| LMArena Spanish | 1398 | — |
Instruction Following Mistral Large 4 leads
Grok 4.3: 72.1 (#140), Mistral Large 4: 75.0 (#76)
| Benchmark | Grok 4.3 | Mistral Large 4 |
|---|---|---|
| LMArena Instruction Following | 1366 | 1424 |
Long Context Mistral Large 4 leads
Grok 4.3: 42.5 (#123), Mistral Large 4: 43.6 (#89)
| Benchmark | Grok 4.3 | Mistral Large 4 |
|---|---|---|
| LMArena Longer Query | 1393 | 1429 |
Writing & Preference Mistral Large 4 leads
Grok 4.3: 58.5 (#118), Mistral Large 4: 60.4 (#97)
| Benchmark | Grok 4.3 | Mistral Large 4 |
|---|---|---|
| LMArena Text | 1397 | 1427 |
| LMArena Creative Writing | 1380 | 1361 |
| LMArena Multi-Turn | 1406 | 1424 |
| EQ-Bench 4 | 1075 | — |
Frequently asked questions
Is Grok 4.3 better than Mistral Large 4?
Grok 4.3 and Mistral Large 4 score almost the same on the Noometry Index (43.8 vs 43.1), so choose on price, context window or the category you care about most.
Which is cheaper, Grok 4.3 or Mistral Large 4?
Mistral Large 4 is cheaper. It lists at $0.68 per million input tokens and $2.09 per million output tokens; Grok 4.3 lists at $1.25 and $2.50.
Is Grok 4.3 or Mistral Large 4 better for coding?
Mistral Large 4 scores higher on coding benchmarks: 48.6 versus 41.6 in the Noometry coding category.
Which has the bigger context window?
Mistral Large 4 does, with 1.05M tokens against 1M.
How many benchmarks do Grok 4.3 and Mistral Large 4 share?
15 benchmarks have published results for both models. Grok 4.3 has 40 scored results on Noometry and Mistral Large 4 has 15.