Model comparison
Grok-2 (Dec 2024) vs Grok 4.20 Multi-Agent
Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 to 33.7 on the Noometry Index.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. Grok-2 (Dec 2024) scores higher in 0 categories and Grok 4.20 Multi-Agent in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Grok 4.20 Multi-Agent leads 43.9 to 16.9.
Side by side
| Grok-2 (Dec 2024) | Grok 4.20 Multi-Agent | |
|---|---|---|
| Provider | xAI | xAI |
| Noometry Index | 33.7 | 46.2 |
| Released | 2024-08-13 | 2026-03-09 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1M |
| Max output | — | 30K |
| Input $ / M tokens | — | $1.25 |
| Output $ / M tokens | — | $2.50 |
| Results tracked | 34 | 20 |
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Category by category
Coding Grok 4.20 Multi-Agent leads
Grok-2 (Dec 2024): 33.3 (#258), Grok 4.20 Multi-Agent: 43.0 (#92)
| Benchmark | Grok-2 (Dec 2024) | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Coding | 1287 | 1457 |
| WeirdML | 22.2% | — |
| LiveBench Coding | 46.4% | — |
Agentic & Tool Use Not comparable
Grok-2 (Dec 2024): —, Grok 4.20 Multi-Agent: —
| Benchmark | Grok-2 (Dec 2024) | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Search | — | 1204 |
Reasoning Grok 4.20 Multi-Agent leads
Grok-2 (Dec 2024): 16.9 (#299), Grok 4.20 Multi-Agent: 43.9 (#48)
| Benchmark | Grok-2 (Dec 2024) | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Hard Prompts | 1272 | 1448 |
| SimpleBench | 22.7% | — |
| NYT Connections (extended) | — | 89.6% |
| LiveBench Reasoning | 54.8% | — |
| DTBench | 65.2% | — |
| LiveBench Data Analysis | 54.5% | — |
| Epoch Capabilities Index | 130.48 | — |
| LiveBench | 54.3% | — |
Math Grok 4.20 Multi-Agent leads
Grok-2 (Dec 2024): 20.8 (#284), Grok 4.20 Multi-Agent: 39.4 (#104)
| Benchmark | Grok-2 (Dec 2024) | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Math | 1283 | 1442 |
| OTIS Mock AIME 2024-2025 | 11.5% | — |
| LiveBench Math | 54.9% | — |
| MATH Level 5 | 63.5% | — |
| FrontierMath (Feb 2025 set) | 0.7% | — |
Knowledge Grok 4.20 Multi-Agent leads
Grok-2 (Dec 2024): 29.8 (#233), Grok 4.20 Multi-Agent: 40.4 (#119)
| Benchmark | Grok-2 (Dec 2024) | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Expert | 1254 | 1445 |
| GPQA Diamond | 53.8% | — |
| Confabulations | 20.1% | — |
Multimodal Not comparable
Grok-2 (Dec 2024): —, Grok 4.20 Multi-Agent: 40.5 (#48)
| Benchmark | Grok-2 (Dec 2024) | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Vision | — | 1259 |
Multilingual Grok 4.20 Multi-Agent leads
Grok-2 (Dec 2024): 43.1 (#188), Grok 4.20 Multi-Agent: 54.4 (#43)
| Benchmark | Grok-2 (Dec 2024) | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Non-English | 1282 | 1440 |
| LMArena Chinese | 1289 | 1475 |
| LMArena French | 1318 | 1466 |
| LMArena German | 1287 | 1456 |
| LMArena Japanese | 1244 | 1405 |
| LMArena Korean | 1237 | 1416 |
| LMArena Russian | 1286 | 1457 |
| LMArena Spanish | 1281 | 1447 |
Instruction Following Grok 4.20 Multi-Agent leads
Grok-2 (Dec 2024): 66.9 (#202), Grok 4.20 Multi-Agent: 74.8 (#84)
| Benchmark | Grok-2 (Dec 2024) | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Instruction Following | 1270 | 1420 |
| LiveBench Instruction Following | 69.6% | — |
Long Context Grok 4.20 Multi-Agent leads
Grok-2 (Dec 2024): 38.8 (#190), Grok 4.20 Multi-Agent: 43.7 (#88)
| Benchmark | Grok-2 (Dec 2024) | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Longer Query | 1276 | 1431 |
Writing & Preference Grok 4.20 Multi-Agent leads
Grok-2 (Dec 2024): 48.6 (#198), Grok 4.20 Multi-Agent: 64.0 (#59)
| Benchmark | Grok-2 (Dec 2024) | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Text | 1305 | 1450 |
| LMArena Creative Writing | 1284 | 1436 |
| LMArena Multi-Turn | 1290 | 1452 |
| Short-Story Creative Writing | 63.6% | — |
| LiveBench Language | 45.6% | — |
Frequently asked questions
Is Grok-2 (Dec 2024) better than Grok 4.20 Multi-Agent?
Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 to 33.7 on the Noometry Index.
Is Grok-2 (Dec 2024) or Grok 4.20 Multi-Agent better for coding?
Grok 4.20 Multi-Agent scores higher on coding benchmarks: 43.0 versus 33.3 in the Noometry coding category.
How many benchmarks do Grok-2 (Dec 2024) and Grok 4.20 Multi-Agent share?
17 benchmarks have published results for both models. Grok-2 (Dec 2024) has 34 scored results on Noometry and Grok 4.20 Multi-Agent has 20.