Model comparison
Chatgpt 4o Latest 20250326 vs Grok-3 mini
Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 41.2 on the Noometry Index.
Last verified . 19 shared benchmarks.
Summary
- They share 19 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 5 categories and Grok-3 mini in 3 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Chatgpt 4o Latest 20250326 leads 33.8 to 13.6.
- The biggest single-benchmark swing is Kagi LLM Benchmark: 75% for Chatgpt 4o Latest 20250326 and 61.3% for Grok-3 mini.
Side by side
| Chatgpt 4o Latest 20250326 | Grok-3 mini | |
|---|---|---|
| Provider | OpenAI | xAI |
| Noometry Index | 43.8 | 41.2 |
| Released | — | 2025-04-09 |
| Weights | Proprietary | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 21 | 35 |
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Category by category
Coding Too close to call
Chatgpt 4o Latest 20250326: 41.6 (#122), Grok-3 mini: 40.8 (#131)
| Benchmark | Chatgpt 4o Latest 20250326 | Grok-3 mini |
|---|---|---|
| LMArena Coding | 1413 | 1379 |
| Aider Polyglot | — | 49.3% |
| WeirdML | — | 42.6% |
Reasoning Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 33.8 (#71), Grok-3 mini: 13.6 (#334)
| Benchmark | Chatgpt 4o Latest 20250326 | Grok-3 mini |
|---|---|---|
| Kagi LLM Benchmark | 75% | 61.3% |
| LMArena Hard Prompts | 1424 | 1375 |
| ARC-AGI-2 | — | 0.4% |
| ARC-AGI-1 | — | 16.5% |
| Epoch Capabilities Index | — | 140.35 |
Math Grok-3 mini leads
Chatgpt 4o Latest 20250326: 38.6 (#134), Grok-3 mini: 42.1 (#85)
| Benchmark | Chatgpt 4o Latest 20250326 | Grok-3 mini |
|---|---|---|
| LMArena Math | 1407 | 1386 |
| OTIS Mock AIME 2024-2025 | — | 77.8% |
| Omni-MATH | — | 31.8% |
| MATH Level 5 | — | 90.9% |
| FrontierMath (Feb 2025 set) | — | 5.9% |
Knowledge Grok-3 mini leads
Chatgpt 4o Latest 20250326: 39.2 (#137), Grok-3 mini: 46.4 (#81)
| Benchmark | Chatgpt 4o Latest 20250326 | Grok-3 mini |
|---|---|---|
| Confabulations | 16.6% | 10.8% |
| LMArena Expert | 1401 | 1395 |
| GPQA Diamond | — | 76.3% |
| MMLU-Pro | — | 79.9% |
| GPQA (HELM) | — | 67.5% |
Multimodal Not comparable
Chatgpt 4o Latest 20250326: 39.6 (#58), Grok-3 mini: —
| Benchmark | Chatgpt 4o Latest 20250326 | Grok-3 mini |
|---|---|---|
| LMArena Vision | 1243 | — |
Multilingual Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 52.9 (#76), Grok-3 mini: 48.1 (#145)
| Benchmark | Chatgpt 4o Latest 20250326 | Grok-3 mini |
|---|---|---|
| LMArena Non-English | 1419 | 1352 |
| LMArena Chinese | 1457 | 1387 |
| LMArena French | 1446 | 1357 |
| LMArena German | 1423 | 1349 |
| LMArena Japanese | 1405 | 1342 |
| LMArena Korean | 1396 | 1335 |
| LMArena Russian | 1429 | 1353 |
| LMArena Spanish | 1434 | 1381 |
Instruction Following Grok-3 mini leads
Chatgpt 4o Latest 20250326: 74.0 (#107), Grok-3 mini: 78.5 (#9)
| Benchmark | Chatgpt 4o Latest 20250326 | Grok-3 mini |
|---|---|---|
| LMArena Instruction Following | 1403 | 1357 |
| IFEval | — | 95.1% |
Long Context Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 43.1 (#107), Grok-3 mini: 41.0 (#147)
| Benchmark | Chatgpt 4o Latest 20250326 | Grok-3 mini |
|---|---|---|
| LMArena Longer Query | 1413 | 1372 |
| Fiction.LiveBench | — | 66.7% |
Writing & Preference Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 62.6 (#72), Grok-3 mini: 52.5 (#169)
| Benchmark | Chatgpt 4o Latest 20250326 | Grok-3 mini |
|---|---|---|
| LMArena Text | 1429 | 1370 |
| LMArena Creative Writing | 1405 | 1342 |
| LMArena Multi-Turn | 1454 | 1355 |
| Short-Story Creative Writing | — | 73.5% |
| EQ-Bench Creative Writing | 1501 | — |
| WildBench | — | 65.1% |
Frequently asked questions
Is Chatgpt 4o Latest 20250326 better than Grok-3 mini?
Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 41.2 on the Noometry Index.
Is Chatgpt 4o Latest 20250326 or Grok-3 mini better for coding?
They score almost the same on coding (41.6 vs 40.8); test both on your own repository before choosing.
How many benchmarks do Chatgpt 4o Latest 20250326 and Grok-3 mini share?
19 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and Grok-3 mini has 35.