Model comparison
Grok 4.20 Multi-Agent vs Olmo 7b Instruct
Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 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 4.20 Multi-Agent scores higher in 6 categories and Olmo 7b Instruct in 0 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Grok 4.20 Multi-Agent leads 64.0 to 25.8.
- Olmo 7b Instruct has downloadable open weights; the other is API-only.
Side by side
| Grok 4.20 Multi-Agent | Olmo 7b Instruct | |
|---|---|---|
| Provider | xAI | Allen Institute for AI (Ai2) |
| Noometry Index | 46.2 | 30.3 |
| Released | 2026-03-09 | — |
| Weights | Proprietary | Open |
| Context window | 1M | — |
| Max output | 30K | — |
| Input $ / M tokens | $1.25 | — |
| Output $ / M tokens | $2.50 | — |
| Results tracked | 20 | 10 |
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Category by category
Coding Grok 4.20 Multi-Agent leads
Grok 4.20 Multi-Agent: 43.0 (#92), Olmo 7b Instruct: 29.6 (#303)
| Benchmark | Grok 4.20 Multi-Agent | Olmo 7b Instruct |
|---|---|---|
| LMArena Coding | 1457 | 1016 |
Agentic & Tool Use Not comparable
Grok 4.20 Multi-Agent: —, Olmo 7b Instruct: —
| Benchmark | Grok 4.20 Multi-Agent | Olmo 7b Instruct |
|---|---|---|
| LMArena Search | 1204 | — |
Reasoning Grok 4.20 Multi-Agent leads
Grok 4.20 Multi-Agent: 43.9 (#48), Olmo 7b Instruct: 18.8 (#274)
| Benchmark | Grok 4.20 Multi-Agent | Olmo 7b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1448 | 993 |
| NYT Connections (extended) | 89.6% | — |
Math Grok 4.20 Multi-Agent leads
Grok 4.20 Multi-Agent: 39.4 (#104), Olmo 7b Instruct: 30.2 (#237)
| Benchmark | Grok 4.20 Multi-Agent | Olmo 7b Instruct |
|---|---|---|
| LMArena Math | 1442 | 1018 |
Knowledge Not comparable
Grok 4.20 Multi-Agent: 40.4 (#119), Olmo 7b Instruct: —
| Benchmark | Grok 4.20 Multi-Agent | Olmo 7b Instruct |
|---|---|---|
| LMArena Expert | 1445 | — |
Multimodal Not comparable
Grok 4.20 Multi-Agent: 40.5 (#48), Olmo 7b Instruct: —
| Benchmark | Grok 4.20 Multi-Agent | Olmo 7b Instruct |
|---|---|---|
| LMArena Vision | 1259 | — |
Multilingual Grok 4.20 Multi-Agent leads
Grok 4.20 Multi-Agent: 54.4 (#43), Olmo 7b Instruct: 24.0 (#291)
| Benchmark | Grok 4.20 Multi-Agent | Olmo 7b Instruct |
|---|---|---|
| LMArena Non-English | 1440 | 977 |
| LMArena Chinese | 1475 | 1014 |
| LMArena Russian | 1457 | 947 |
| LMArena French | 1466 | — |
| LMArena German | 1456 | — |
| LMArena Japanese | 1405 | — |
| LMArena Korean | 1416 | — |
| LMArena Spanish | 1447 | — |
Instruction Following Grok 4.20 Multi-Agent leads
Grok 4.20 Multi-Agent: 74.8 (#84), Olmo 7b Instruct: 49.0 (#301)
| Benchmark | Grok 4.20 Multi-Agent | Olmo 7b Instruct |
|---|---|---|
| LMArena Instruction Following | 1420 | 978 |
Long Context Not comparable
Grok 4.20 Multi-Agent: 43.7 (#88), Olmo 7b Instruct: —
| Benchmark | Grok 4.20 Multi-Agent | Olmo 7b Instruct |
|---|---|---|
| LMArena Longer Query | 1431 | — |
Writing & Preference Grok 4.20 Multi-Agent leads
Grok 4.20 Multi-Agent: 64.0 (#59), Olmo 7b Instruct: 25.8 (#303)
| Benchmark | Grok 4.20 Multi-Agent | Olmo 7b Instruct |
|---|---|---|
| LMArena Text | 1450 | 1032 |
| LMArena Creative Writing | 1436 | 990 |
| LMArena Multi-Turn | 1452 | 1007 |
Frequently asked questions
Is Grok 4.20 Multi-Agent better than Olmo 7b Instruct?
Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 to 30.3 on the Noometry Index.
Is Grok 4.20 Multi-Agent or Olmo 7b Instruct better for coding?
Grok 4.20 Multi-Agent scores higher on coding benchmarks: 43.0 versus 29.6 in the Noometry coding category.
How many benchmarks do Grok 4.20 Multi-Agent and Olmo 7b Instruct share?
10 benchmarks have published results for both models. Grok 4.20 Multi-Agent has 20 scored results on Noometry and Olmo 7b Instruct has 10.