# Grok 4.20 Multi-Agent vs Qwen3 Max

> Grok 4.20 Multi-Agent is the stronger model overall, scoring 45.5 to 43.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/grok-4-20-multi-agent-vs-qwen3-max
- Last updated: 2026-10-10
- Shared benchmarks: 18

## Summary

- They share 18 benchmarks with published results for both. Grok 4.20 Multi-Agent scores higher in 6 categories and Qwen3 Max in 2 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Grok 4.20 Multi-Agent leads 42.4 to 22.0.
- The biggest single-benchmark swing is NYT Connections (extended): 89.6% for Grok 4.20 Multi-Agent and 30.1% for Qwen3 Max.
- Grok 4.20 Multi-Agent is cheaper at $1.25 / $2.50 per million input/output tokens, against $1.20 / $6 for Qwen3 Max.
- Grok 4.20 Multi-Agent accepts more context: 1M tokens versus 262K.

## Snapshot

| | Grok 4.20 Multi-Agent | Qwen3 Max |
|---|---|---|
| Provider | xAI | Alibaba (Qwen) |
| Noometry Index | 45.5 | 43.5 |
| Rank | 62 | 82 |
| Context | 1M | 262K |
| Input $/M | $1.25 | $1.20 |
| Output $/M | $2.50 | $6 |
| Weights | Proprietary | Proprietary |

## Coding

- Grok 4.20 Multi-Agent: 42.4 (#91)
- Qwen3 Max: 42.4 (#93)

| Benchmark | Grok 4.20 Multi-Agent | Qwen3 Max |
|---|---|---|
| LMArena Coding | 1458 | 1456 |
| ALE-Bench | — | 370.45 |

## Agentic & Tool Use

- Grok 4.20 Multi-Agent: —
- Qwen3 Max: —

| Benchmark | Grok 4.20 Multi-Agent | Qwen3 Max |
|---|---|---|
| LMArena Search | 1204 | — |
| Vending-Bench 2 | — | 71.56 |

## Reasoning

- Grok 4.20 Multi-Agent: 42.4 (#44)
- Qwen3 Max: 22.0 (#186)

| Benchmark | Grok 4.20 Multi-Agent | Qwen3 Max |
|---|---|---|
| NYT Connections (extended) | 89.6% | 30.1% |
| LMArena Hard Prompts | 1448 | 1448 |
| Kagi LLM Benchmark | — | 72.5% |
| Chess Puzzles | — | 4% |
| Mystery Game Puzzles | — | 5% |
| DTBench | — | 82.1% |
| LMCA | — | 28.3% |
| Epoch Capabilities Index | — | 142.41 |

## Math

- Grok 4.20 Multi-Agent: 36.6 (#106)
- Qwen3 Max: 37.6 (#94)

| Benchmark | Grok 4.20 Multi-Agent | Qwen3 Max |
|---|---|---|
| LMArena Math | 1441 | 1447 |
| FrontierMath (Tiers 1-3) | — | 18.9% |
| OTIS Mock AIME 2024-2025 | — | 73.3% |
| MATH Level 5 | — | 97.1% |

## Knowledge

- Grok 4.20 Multi-Agent: 39.7 (#116)
- Qwen3 Max: 48.1 (#72)

| Benchmark | Grok 4.20 Multi-Agent | Qwen3 Max |
|---|---|---|
| LMArena Expert | 1445 | 1457 |
| GPQA Diamond | — | 72.6% |
| SimpleQA Verified | — | 48.7% |

## Multimodal

- Grok 4.20 Multi-Agent: 39.8 (#44)
- Qwen3 Max: —

| Benchmark | Grok 4.20 Multi-Agent | Qwen3 Max |
|---|---|---|
| LMArena Vision | 1259 | — |

## Multilingual

- Grok 4.20 Multi-Agent: 54.6 (#40)
- Qwen3 Max: 53.9 (#58)

| Benchmark | Grok 4.20 Multi-Agent | Qwen3 Max |
|---|---|---|
| LMArena Non-English | 1440 | 1429 |
| LMArena Chinese | 1475 | 1479 |
| LMArena French | 1467 | 1450 |
| LMArena German | 1456 | 1463 |
| LMArena Japanese | 1405 | 1399 |
| LMArena Korean | 1416 | 1397 |
| LMArena Russian | 1457 | 1428 |
| LMArena Spanish | 1447 | 1463 |

## Instruction Following

- Grok 4.20 Multi-Agent: 75.0 (#80)
- Qwen3 Max: 75.0 (#81)

| Benchmark | Grok 4.20 Multi-Agent | Qwen3 Max |
|---|---|---|
| LMArena Instruction Following | 1420 | 1420 |

## Long Context

- Grok 4.20 Multi-Agent: 43.7 (#84)
- Qwen3 Max: 41.6 (#129)

| Benchmark | Grok 4.20 Multi-Agent | Qwen3 Max |
|---|---|---|
| LMArena Longer Query | 1430 | 1439 |
| Fiction.LiveBench | — | 66.7% |
| CL-bench | — | 14.5% |

## Writing & Preference

- Grok 4.20 Multi-Agent: 64.1 (#57)
- Qwen3 Max: 62.6 (#72)

| Benchmark | Grok 4.20 Multi-Agent | Qwen3 Max |
|---|---|---|
| LMArena Text | 1450 | 1439 |
| LMArena Creative Writing | 1435 | 1401 |
| LMArena Multi-Turn | 1451 | 1446 |

## FAQ

### Is Grok 4.20 Multi-Agent better than Qwen3 Max?

Grok 4.20 Multi-Agent is the stronger model overall, scoring 45.5 to 43.5 on the Noometry Index.

### Which is cheaper, Grok 4.20 Multi-Agent or Qwen3 Max?

Grok 4.20 Multi-Agent is cheaper. It lists at $1.25 per million input tokens and $2.50 per million output tokens; Qwen3 Max lists at $1.20 and $6.

### Is Grok 4.20 Multi-Agent or Qwen3 Max better for coding?

They score almost the same on coding (42.4 vs 42.4); test both on your own repository before choosing.

### 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 Qwen3 Max share?

18 benchmarks have published results for both models. Grok 4.20 Multi-Agent has 20 scored results on Noometry and Qwen3 Max has 33.