Model comparison
Grok 4.1 vs Olmo 3.1 32b Instruct
Grok 4.1 is the stronger model overall, scoring 41.5 to 39.4 on the Noometry Index.
Last verified . 16 shared benchmarks.
Allen Institute for AI (Ai2)Summary
- They share 16 benchmarks with published results for both. Grok 4.1 scores higher in 7 categories and Olmo 3.1 32b Instruct in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Grok 4.1 leads 62.4 to 50.2.
- Olmo 3.1 32b Instruct has downloadable open weights; the other is API-only.
Side by side
| Grok 4.1 | Olmo 3.1 32b Instruct | |
|---|---|---|
| Provider | xAI | Allen Institute for AI (Ai2) |
| Noometry Index | 41.5 | 39.4 |
| Released | 2025-11-17 | — |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 19 | 16 |
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Category by category
Coding Olmo 3.1 32b Instruct leads
Grok 4.1: 33.7 (#253), Olmo 3.1 32b Instruct: 39.5 (#157)
| Benchmark | Grok 4.1 | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Coding | 1445 | 1347 |
| LMArena WebDev | 1214 | — |
Agentic & Tool Use Not comparable
Grok 4.1: 34.1 (#49), Olmo 3.1 32b Instruct: —
| Benchmark | Grok 4.1 | Olmo 3.1 32b Instruct |
|---|---|---|
| Cybench | 39% | — |
Reasoning Grok 4.1 leads
Grok 4.1: 29.5 (#91), Olmo 3.1 32b Instruct: 26.4 (#132)
| Benchmark | Grok 4.1 | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1435 | 1322 |
Math Grok 4.1 leads
Grok 4.1: 38.9 (#120), Olmo 3.1 32b Instruct: 36.3 (#167)
| Benchmark | Grok 4.1 | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Math | 1422 | 1305 |
Knowledge Grok 4.1 leads
Grok 4.1: 39.5 (#133), Olmo 3.1 32b Instruct: 36.1 (#175)
| Benchmark | Grok 4.1 | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Expert | 1417 | 1308 |
Multilingual Grok 4.1 leads
Grok 4.1: 53.4 (#68), Olmo 3.1 32b Instruct: 42.6 (#191)
| Benchmark | Grok 4.1 | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Non-English | 1425 | 1275 |
| LMArena Chinese | 1465 | 1304 |
| LMArena French | 1448 | 1328 |
| LMArena German | 1446 | 1282 |
| LMArena Korean | 1407 | 1206 |
| LMArena Russian | 1434 | 1268 |
| LMArena Spanish | 1438 | 1336 |
| LMArena Japanese | 1397 | — |
Instruction Following Grok 4.1 leads
Grok 4.1: 73.8 (#111), Olmo 3.1 32b Instruct: 68.6 (#187)
| Benchmark | Grok 4.1 | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Instruction Following | 1400 | 1299 |
Long Context Grok 4.1 leads
Grok 4.1: 43.2 (#100), Olmo 3.1 32b Instruct: 39.9 (#166)
| Benchmark | Grok 4.1 | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Longer Query | 1416 | 1312 |
Writing & Preference Grok 4.1 leads
Grok 4.1: 62.4 (#75), Olmo 3.1 32b Instruct: 50.2 (#185)
| Benchmark | Grok 4.1 | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Text | 1437 | 1311 |
| LMArena Creative Writing | 1411 | 1264 |
| LMArena Multi-Turn | 1437 | 1309 |
Frequently asked questions
Is Grok 4.1 better than Olmo 3.1 32b Instruct?
Grok 4.1 is the stronger model overall, scoring 41.5 to 39.4 on the Noometry Index.
Is Grok 4.1 or Olmo 3.1 32b Instruct better for coding?
Olmo 3.1 32b Instruct scores higher on coding benchmarks: 39.5 versus 33.7 in the Noometry coding category.
How many benchmarks do Grok 4.1 and Olmo 3.1 32b Instruct share?
16 benchmarks have published results for both models. Grok 4.1 has 19 scored results on Noometry and Olmo 3.1 32b Instruct has 16.