# Grok 4.20 Multi-Agent vs Pixtral Large

> Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 to 32.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/grok-4-20-multi-agent-vs-pixtral-large
- Last updated: 2026-10-10
- Shared benchmarks: 1

## Summary

- They share 1 benchmark with published results for both. Grok 4.20 Multi-Agent scores higher in 3 categories and Pixtral Large in 0 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Grok 4.20 Multi-Agent leads 64.0 to 32.9.
- Grok 4.20 Multi-Agent is cheaper at $1.25 / $2.50 per million input/output tokens, against $2 / $6 for Pixtral Large.
- Grok 4.20 Multi-Agent accepts more context: 1M tokens versus 128K.
- Pixtral Large has downloadable open weights; the other is API-only.

## Snapshot

| | Grok 4.20 Multi-Agent | Pixtral Large |
|---|---|---|
| Provider | xAI | Mistral AI |
| Noometry Index | 46.2 | 32.2 |
| Rank | 65 | 259 |
| Context | 1M | 128K |
| Input $/M | $1.25 | $2 |
| Output $/M | $2.50 | $6 |
| Weights | Proprietary | Open |

## Coding

- Grok 4.20 Multi-Agent: 43.0 (#92)
- Pixtral Large: —

| Benchmark | Grok 4.20 Multi-Agent | Pixtral Large |
|---|---|---|
| LMArena Coding | 1457 | — |

## Agentic & Tool Use

- Grok 4.20 Multi-Agent: —
- Pixtral Large: —

| Benchmark | Grok 4.20 Multi-Agent | Pixtral Large |
|---|---|---|
| LMArena Search | 1204 | — |

## Reasoning

- Grok 4.20 Multi-Agent: 43.9 (#48)
- Pixtral Large: 21.7 (#218)

| Benchmark | Grok 4.20 Multi-Agent | Pixtral Large |
|---|---|---|
| NYT Connections (extended) | 89.6% | — |
| EnigmaEval | — | 0.8% |
| LMArena Hard Prompts | 1448 | — |

## Math

- Grok 4.20 Multi-Agent: 39.4 (#104)
- Pixtral Large: —

| Benchmark | Grok 4.20 Multi-Agent | Pixtral Large |
|---|---|---|
| LMArena Math | 1442 | — |

## Knowledge

- Grok 4.20 Multi-Agent: 40.4 (#119)
- Pixtral Large: —

| Benchmark | Grok 4.20 Multi-Agent | Pixtral Large |
|---|---|---|
| LMArena Expert | 1445 | — |

## Multimodal

- Grok 4.20 Multi-Agent: 40.5 (#48)
- Pixtral Large: 30.6 (#111)

| Benchmark | Grok 4.20 Multi-Agent | Pixtral Large |
|---|---|---|
| LMArena Vision | 1259 | 1089 |

## Multilingual

- Grok 4.20 Multi-Agent: 54.4 (#43)
- Pixtral Large: —

| Benchmark | Grok 4.20 Multi-Agent | Pixtral Large |
|---|---|---|
| LMArena Non-English | 1440 | — |
| LMArena Chinese | 1475 | — |
| LMArena French | 1466 | — |
| LMArena German | 1456 | — |
| LMArena Japanese | 1405 | — |
| LMArena Korean | 1416 | — |
| LMArena Russian | 1457 | — |
| LMArena Spanish | 1447 | — |

## Instruction Following

- Grok 4.20 Multi-Agent: 74.8 (#84)
- Pixtral Large: —

| Benchmark | Grok 4.20 Multi-Agent | Pixtral Large |
|---|---|---|
| LMArena Instruction Following | 1420 | — |

## Long Context

- Grok 4.20 Multi-Agent: 43.7 (#88)
- Pixtral Large: —

| Benchmark | Grok 4.20 Multi-Agent | Pixtral Large |
|---|---|---|
| LMArena Longer Query | 1431 | — |

## Writing & Preference

- Grok 4.20 Multi-Agent: 64.0 (#59)
- Pixtral Large: 32.9 (#278)

| Benchmark | Grok 4.20 Multi-Agent | Pixtral Large |
|---|---|---|
| LMArena Text | 1450 | — |
| LMArena Creative Writing | 1436 | — |
| EQ-Bench Creative Writing | — | 988 |
| LMArena Multi-Turn | 1452 | — |

## FAQ

### Is Grok 4.20 Multi-Agent better than Pixtral Large?

Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 to 32.2 on the Noometry Index.

### Which is cheaper, Grok 4.20 Multi-Agent or Pixtral Large?

Grok 4.20 Multi-Agent is cheaper. It lists at $1.25 per million input tokens and $2.50 per million output tokens; Pixtral Large lists at $2 and $6.

### Which has the bigger context window?

Grok 4.20 Multi-Agent does, with 1M tokens against 128K.

### How many benchmarks do Grok 4.20 Multi-Agent and Pixtral Large share?

1 benchmark has published results for both models. Grok 4.20 Multi-Agent has 20 scored results on Noometry and Pixtral Large has 3.