# Grok 4.20 Multi-Agent vs Nemotron 3 Super

> Grok 4.20 Multi-Agent is the stronger model overall, scoring 45.5 to 39.6 on the Noometry Index. Nemotron 3 Super costs 9.1× less per token, which makes it the better buy when Grok 4.20 Multi-Agent's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/grok-4-20-multi-agent-vs-nemotron-3-super
- Last updated: 2026-10-10
- Shared benchmarks: 16

## Summary

- They share 16 benchmarks with published results for both. Grok 4.20 Multi-Agent scores higher in 7 categories and Nemotron 3 Super in 1 category; 7 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Grok 4.20 Multi-Agent leads 42.4 to 17.9.
- The biggest single-benchmark swing is NYT Connections (extended): 89.6% for Grok 4.20 Multi-Agent and 15.4% for Nemotron 3 Super.
- Nemotron 3 Super is cheaper at $0.08 / $0.45 per million input/output tokens, against $1.25 / $2.50 for Grok 4.20 Multi-Agent.
- Grok 4.20 Multi-Agent accepts more context: 1M tokens versus 262K.
- Nemotron 3 Super has downloadable open weights; the other is API-only.

## Snapshot

| | Grok 4.20 Multi-Agent | Nemotron 3 Super |
|---|---|---|
| Provider | xAI | NVIDIA |
| Noometry Index | 45.5 | 39.6 |
| Rank | 62 | 147 |
| Context | 1M | 262K |
| Input $/M | $1.25 | $0.08 |
| Output $/M | $2.50 | $0.45 |
| Weights | Proprietary | Open |

## Coding

- Grok 4.20 Multi-Agent: 42.4 (#91)
- Nemotron 3 Super: 38.9 (#153)

| Benchmark | Grok 4.20 Multi-Agent | Nemotron 3 Super |
|---|---|---|
| LMArena Coding | 1458 | 1403 |
| SciCode | — | 36% |
| WeirdML | — | 38% |
| ALE-Bench | — | 213.9 |

## Agentic & Tool Use

- Grok 4.20 Multi-Agent: —
- Nemotron 3 Super: —

| Benchmark | Grok 4.20 Multi-Agent | Nemotron 3 Super |
|---|---|---|
| LMArena Search | 1204 | — |

## Reasoning

- Grok 4.20 Multi-Agent: 42.4 (#44)
- Nemotron 3 Super: 17.9 (#274)

| Benchmark | Grok 4.20 Multi-Agent | Nemotron 3 Super |
|---|---|---|
| NYT Connections (extended) | 89.6% | 15.4% |
| LMArena Hard Prompts | 1448 | 1386 |
| CritPt | — | 3.1% |

## Math

- Grok 4.20 Multi-Agent: 36.6 (#106)
- Nemotron 3 Super: 37.6 (#95)

| Benchmark | Grok 4.20 Multi-Agent | Nemotron 3 Super |
|---|---|---|
| LMArena Math | 1441 | 1381 |
| MathArena Final-Answer Competitions | — | 60.4% |

## Knowledge

- Grok 4.20 Multi-Agent: 39.7 (#116)
- Nemotron 3 Super: 38.2 (#136)

| Benchmark | Grok 4.20 Multi-Agent | Nemotron 3 Super |
|---|---|---|
| LMArena Expert | 1445 | 1397 |

## Multimodal

- Grok 4.20 Multi-Agent: 39.8 (#44)
- Nemotron 3 Super: —

| Benchmark | Grok 4.20 Multi-Agent | Nemotron 3 Super |
|---|---|---|
| LMArena Vision | 1259 | — |

## Multilingual

- Grok 4.20 Multi-Agent: 54.6 (#40)
- Nemotron 3 Super: 48.6 (#139)

| Benchmark | Grok 4.20 Multi-Agent | Nemotron 3 Super |
|---|---|---|
| LMArena Non-English | 1440 | 1356 |
| LMArena Chinese | 1475 | 1430 |
| LMArena French | 1467 | 1404 |
| LMArena German | 1456 | 1341 |
| LMArena Russian | 1457 | 1336 |
| LMArena Spanish | 1447 | 1417 |
| LMArena Japanese | 1405 | — |
| LMArena Korean | 1416 | — |

## Instruction Following

- Grok 4.20 Multi-Agent: 75.0 (#80)
- Nemotron 3 Super: 71.4 (#149)

| Benchmark | Grok 4.20 Multi-Agent | Nemotron 3 Super |
|---|---|---|
| LMArena Instruction Following | 1420 | 1347 |

## Long Context

- Grok 4.20 Multi-Agent: 43.7 (#84)
- Nemotron 3 Super: 41.5 (#134)

| Benchmark | Grok 4.20 Multi-Agent | Nemotron 3 Super |
|---|---|---|
| LMArena Longer Query | 1430 | 1362 |

## Writing & Preference

- Grok 4.20 Multi-Agent: 64.1 (#57)
- Nemotron 3 Super: 56.1 (#135)

| Benchmark | Grok 4.20 Multi-Agent | Nemotron 3 Super |
|---|---|---|
| LMArena Text | 1450 | 1378 |
| LMArena Creative Writing | 1435 | 1317 |
| LMArena Multi-Turn | 1451 | 1369 |

## FAQ

### Is Grok 4.20 Multi-Agent better than Nemotron 3 Super?

Grok 4.20 Multi-Agent is the stronger model overall, scoring 45.5 to 39.6 on the Noometry Index. Nemotron 3 Super costs 9.1× less per token, which makes it the better buy when Grok 4.20 Multi-Agent's lead doesn't matter for your workload.

### Which is cheaper, Grok 4.20 Multi-Agent or Nemotron 3 Super?

Nemotron 3 Super is cheaper. It lists at $0.08 per million input tokens and $0.45 per million output tokens; Grok 4.20 Multi-Agent lists at $1.25 and $2.50.

### Is Grok 4.20 Multi-Agent or Nemotron 3 Super better for coding?

Grok 4.20 Multi-Agent scores higher on coding benchmarks: 42.4 versus 38.9 in the Noometry coding category.

### Which has the bigger context window?

Grok 4.20 Multi-Agent does, with 1M tokens against 262K.

### How many benchmarks do Grok 4.20 Multi-Agent and Nemotron 3 Super share?

16 benchmarks have published results for both models. Grok 4.20 Multi-Agent has 20 scored results on Noometry and Nemotron 3 Super has 21.