Model comparison
Grok 3 vs Olmo 7b Instruct
Grok 3 is the stronger model overall, scoring 39.9 to 30.3 on the Noometry Index.
Last verified . 10 shared benchmarks.
Allen Institute for AI (Ai2)Summary
- They share 10 benchmarks with published results for both. Grok 3 scores higher in 5 categories and Olmo 7b Instruct in 1 category; 6 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Grok 3 leads 55.8 to 25.8.
- Olmo 7b Instruct has downloadable open weights; the other is API-only.
Side by side
| Grok 3 | Olmo 7b Instruct | |
|---|---|---|
| Provider | xAI | Allen Institute for AI (Ai2) |
| Noometry Index | 39.9 | 30.3 |
| Released | 2025-04-09 | — |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 40 | 10 |
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Category by category
Coding Grok 3 leads
Grok 3: 41.9 (#115), Olmo 7b Instruct: 29.6 (#303)
| Benchmark | Grok 3 | Olmo 7b Instruct |
|---|---|---|
| LMArena Coding | 1432 | 1016 |
| Aider Polyglot | 53.3% | — |
| WeirdML | 37.2% | — |
Agentic & Tool Use Not comparable
Grok 3: 30.5 (#76), Olmo 7b Instruct: —
| Benchmark | Grok 3 | Olmo 7b Instruct |
|---|---|---|
| BALROG | 29.5% | — |
Reasoning Olmo 7b Instruct leads
Grok 3: 13.7 (#333), Olmo 7b Instruct: 18.8 (#274)
| Benchmark | Grok 3 | Olmo 7b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1434 | 993 |
| ARC-AGI-2 | 0% | — |
| SimpleBench | 36.1% | — |
| Kagi LLM Benchmark | 61.3% | — |
| ARC-AGI-1 | 5.5% | — |
| Epoch Capabilities Index | 138.33 | — |
Math Grok 3 leads
Grok 3: 38.0 (#145), Olmo 7b Instruct: 30.2 (#237)
| Benchmark | Grok 3 | Olmo 7b Instruct |
|---|---|---|
| LMArena Math | 1391 | 1018 |
| OTIS Mock AIME 2024-2025 | 55.6% | — |
| Omni-MATH | 46.4% | — |
| MATH Level 5 | 88.7% | — |
| FrontierMath (Feb 2025 set) | 3.8% | — |
| FrontierMath Tier 4 (v1) | 0% | — |
Knowledge Not comparable
Grok 3: 46.2 (#82), Olmo 7b Instruct: —
| Benchmark | Grok 3 | Olmo 7b Instruct |
|---|---|---|
| GPQA Diamond | 75.8% | — |
| MMLU-Pro | 78.8% | — |
| Confabulations | 14.2% | — |
| Vectara Hallucination Rate | 5.8% | — |
| GPQA (HELM) | 65% | — |
| LMArena Expert | 1421 | — |
Multilingual Grok 3 leads
Grok 3: 52.3 (#87), Olmo 7b Instruct: 24.0 (#291)
| Benchmark | Grok 3 | Olmo 7b Instruct |
|---|---|---|
| LMArena Non-English | 1410 | 977 |
| LMArena Chinese | 1448 | 1014 |
| LMArena Russian | 1416 | 947 |
| LMArena French | 1460 | — |
| LMArena German | 1431 | — |
| LMArena Japanese | 1387 | — |
| LMArena Korean | 1373 | — |
| LMArena Spanish | 1417 | — |
Instruction Following Grok 3 leads
Grok 3: 75.0 (#73), Olmo 7b Instruct: 49.0 (#301)
| Benchmark | Grok 3 | Olmo 7b Instruct |
|---|---|---|
| LMArena Instruction Following | 1409 | 978 |
| IFEval | 88.4% | — |
Long Context Not comparable
Grok 3: 38.7 (#192), Olmo 7b Instruct: —
| Benchmark | Grok 3 | Olmo 7b Instruct |
|---|---|---|
| Fiction.LiveBench | 58.3% | — |
| LMArena Longer Query | 1439 | — |
Writing & Preference Grok 3 leads
Grok 3: 55.8 (#141), Olmo 7b Instruct: 25.8 (#303)
| Benchmark | Grok 3 | Olmo 7b Instruct |
|---|---|---|
| LMArena Text | 1426 | 1032 |
| LMArena Creative Writing | 1414 | 990 |
| LMArena Multi-Turn | 1425 | 1007 |
| Short-Story Creative Writing | 76.4% | — |
| EQ-Bench Creative Writing | 1186 | — |
| WildBench | 84.9% | — |
Frequently asked questions
Is Grok 3 better than Olmo 7b Instruct?
Grok 3 is the stronger model overall, scoring 39.9 to 30.3 on the Noometry Index.
Is Grok 3 or Olmo 7b Instruct better for coding?
Grok 3 scores higher on coding benchmarks: 41.9 versus 29.6 in the Noometry coding category.
How many benchmarks do Grok 3 and Olmo 7b Instruct share?
10 benchmarks have published results for both models. Grok 3 has 40 scored results on Noometry and Olmo 7b Instruct has 10.