# DeepSeek V3 vs Grok 4.20 Multi-agent

> Side-by-side benchmark comparison for DeepSeek V3 and Grok 4.20 Multi-agent across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/deepseek-v3-vs-grok-4-20-multi-agent-beta
- Last updated: September 29, 2026

- Shared sourced benchmarks: 0
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

No benchmark verdict yet: there is no shared sourced benchmark row for DeepSeek V3 and Grok 4.20 Multi-agent.

## Summary

- DeepSeek V3 and Grok 4.20 Multi-agent do not currently share a sourced benchmark row. The mirror therefore compares metadata, pricing, context windows, and each model's separately reported coverage without naming a benchmark winner.

## Model Snapshot

| Property | DeepSeek V3 | Grok 4.20 Multi-agent |
|----------|----------|----------|
| Creator | DeepSeek | xAI |
| Type | Open Weight | Proprietary |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 128K | 2M |
| Independent public score (not head-to-head) | 31.86 | null |
| Benchmarks Covered | 6 | 0 |
| Pricing (input/output) | $0.27 / $1.10 | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- DeepSeek V3 public-lane score: 12.1 (Estimated · #113/117)
- Grok 4.20 Multi-agent public-lane score: Coming soon

### Coding

- Winner: Insufficient shared evidence
- DeepSeek V3 public-lane score: 18.6 (Estimated · #131/143)
- Grok 4.20 Multi-agent public-lane score: Coming soon

| Benchmark | DeepSeek V3 | Grok 4.20 Multi-agent | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench | 37.6% | Coming soon | Coming soon |
| SWE-bench Verified | 42% | Coming soon | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- DeepSeek V3 public-lane score: 42.3 (Unranked · 2 rankable rows)
- Grok 4.20 Multi-agent public-lane score: Coming soon

### Knowledge

- Winner: Insufficient shared evidence
- DeepSeek V3 public-lane score: 30.2 (Estimated · #140/169)
- Grok 4.20 Multi-agent public-lane score: Coming soon

| Benchmark | DeepSeek V3 | Grok 4.20 Multi-agent | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 59.1% | Coming soon | Coming soon |
| MMLU-Pro | 75.9% | Coming soon | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- DeepSeek V3 public-lane score: 38.2 (#103/124)
- Grok 4.20 Multi-agent public-lane score: Coming soon

| Benchmark | DeepSeek V3 | Grok 4.20 Multi-agent | Winner |
|-----------|-----------|-----------|--------|
| IFEval | 86.1% | Coming soon | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- DeepSeek V3 public-lane score: 26 (Unranked · 1 rankable row)
- Grok 4.20 Multi-agent public-lane score: Coming soon

| Benchmark | DeepSeek V3 | Grok 4.20 Multi-agent | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 1.724% | Coming soon | Coming soon |

## FAQ

### Can I compare DeepSeek V3 and Grok 4.20 Multi-agent on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but sourced benchmark coverage is still incomplete for a fair score-level comparison.

### Why does this page show "coming soon" values?

BenchLM only calls winners when public benchmark coverage is available on both sides of the comparison.

## Related Comparisons

- [DeepSeek V3 vs Grok 4.20](/compare/deepseek-v3-vs-grok-4-20-beta)
- [Grok 4.20 Multi-agent vs Grok 4.20](/compare/grok-4-20-beta-vs-grok-4-20-multi-agent-beta)
- [DeepSeek V3 vs GPT-6 Astra](/compare/deepseek-v3-vs-gpt-6-astra)
- [Grok 4.20 Multi-agent vs GPT-6 Astra](/compare/gpt-6-astra-vs-grok-4-20-multi-agent-beta)

## Explore More

- [DeepSeek V3 profile](/models/deepseek-v3)
- [Grok 4.20 Multi-agent profile](/models/grok-4-20-multi-agent-beta)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)