# DeepSeek V4 Pro 0813 vs Laguna S 2.1

> Side-by-side benchmark comparison for DeepSeek V4 Pro 0813 and Laguna S 2.1 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/deepseek-v4-pro-0813-vs-laguna-s-2-1
- Last updated: September 8, 2026

- Shared sourced benchmarks: 6
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Pick DeepSeek V4 Pro 0813 if you want the stronger benchmark profile. Laguna S 2.1 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- DeepSeek V4 Pro 0813 leads overall 66.4 to 56.
- The clearest category separation is in agentic, where the averages are 56.5 for DeepSeek V4 Pro 0813 and 46.8 for Laguna S 2.1.
- The biggest single benchmark swing is Toolathlon-Verified in Agentic, with scores of 74.1% and 49.7%.
- Laguna S 2.1 is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | DeepSeek V4 Pro 0813 | Laguna S 2.1 |
|----------|----------|----------|
| Creator | DeepSeek | Poolside |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Overall Score | 66.4 | null |
| Benchmarks Covered | 40 | 6 |
| Pricing (input/output) | $0.435 / $0.87 | $0.10 / $0.20 |

## Category Breakdown

### Agentic

- Winner: Coming soon
- DeepSeek V4 Pro 0813 public-lane score: 56.5 (Supported · #34/152)
- Laguna S 2.1 public-lane score: 46.8 (Estimated · #75/152)

| Benchmark | DeepSeek V4 Pro 0813 | Laguna S 2.1 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 67.9% | 70.2% | Laguna S 2.1 |
| Terminal-Bench 2.1 | 87.9% | Coming soon | Coming soon |
| BrowseComp | 83.4% | Coming soon | Coming soon |
| HLE w/ tools | 60.0% | Coming soon | Coming soon |
| MCP Atlas | 73.6% | Coming soon | Coming soon |
| Toolathlon | 51.8% | Coming soon | Coming soon |
| CyberGym | 83.3% | Coming soon | Coming soon |
| Toolathlon-Verified | 74.1% | 49.7% | DeepSeek V4 Pro 0813 |
| Agents' Last Exam | 25.7% | Coming soon | Coming soon |
| AutomationBench | 31.8% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 54.7% | Coming soon | Coming soon |

### Coding

- Winner: Coming soon
- DeepSeek V4 Pro 0813 public-lane score: 52 (Supported · #49/151)
- Laguna S 2.1 public-lane score: 46.4 (Estimated · #84/151)

| Benchmark | DeepSeek V4 Pro 0813 | Laguna S 2.1 | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench Pass@1-COT | 93.5% | Coming soon | Coming soon |
| Codeforces | 3206.0 | Coming soon | Coming soon |
| SWE-bench Verified | 80.6% | Coming soon | Coming soon |
| SWE-bench Pro | 55.4% | 59.4% | Laguna S 2.1 |
| SWE Multilingual | 76.2% | 78.5% | Laguna S 2.1 |
| Terminal-Bench 2.0 | 67.9% | 70.2% | Laguna S 2.1 |
| Vibe Code Bench | 49.93% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 87.9% | Coming soon | Coming soon |
| NL2Repo | 61.5% | Coming soon | Coming soon |
| deepSwe | 62.7% | 40.4% | DeepSeek V4 Pro 0813 |
| DSBench-FullStack | 71.1% | Coming soon | Coming soon |
| DSBench-Hard | 67.2% | Coming soon | Coming soon |
| OpenHarmony Bench | 59.0% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 87.5% | Coming soon | Coming soon |
| SWE-bench (Vals) | 96.4% | Coming soon | Coming soon |

### Reasoning

- Winner: Coming soon
- DeepSeek V4 Pro 0813 public-lane score: 60.3 (#13/18)
- Laguna S 2.1 public-lane score: Coming soon

| Benchmark | DeepSeek V4 Pro 0813 | Laguna S 2.1 | Winner |
|-----------|-----------|-----------|--------|
| MRCR 1M | 83.5% | Coming soon | Coming soon |
| CorpusQA 1M | 62.0% | Coming soon | Coming soon |

### Knowledge

- Winner: Coming soon
- DeepSeek V4 Pro 0813 public-lane score: 60.1 (Estimated · #38/182)
- Laguna S 2.1 public-lane score: Coming soon

| Benchmark | DeepSeek V4 Pro 0813 | Laguna S 2.1 | Winner |
|-----------|-----------|-----------|--------|
| MMLU-Pro | 87.5% | Coming soon | Coming soon |
| SimpleQA | 57.9% | Coming soon | Coming soon |
| Chinese-SimpleQA | 84.4% | Coming soon | Coming soon |
| GPQA | 90.1% | Coming soon | Coming soon |
| GPQA-D | 90.1% | Coming soon | Coming soon |
| HLE | 42.7% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 92.4% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 87.0% | Coming soon | Coming soon |

### Mathematics

- Winner: Coming soon
- DeepSeek V4 Pro 0813 public-lane score: 80.4 (Unranked · 4 rankable rows)
- Laguna S 2.1 public-lane score: Coming soon

| Benchmark | DeepSeek V4 Pro 0813 | Laguna S 2.1 | Winner |
|-----------|-----------|-----------|--------|
| HMMT Feb 2026 | 95.2% | Coming soon | Coming soon |
| IMOAnswerBench | 89.8% | Coming soon | Coming soon |
| Apex | 38.3% | Coming soon | Coming soon |
| Apex Shortlist | 90.2% | Coming soon | Coming soon |

## FAQ

### Which is better overall, DeepSeek V4 Pro 0813 or Laguna S 2.1?

DeepSeek V4 Pro 0813 is ahead overall on BenchLM right now.

### Where is the biggest gap between DeepSeek V4 Pro 0813 and Laguna S 2.1?

The widest category gap is in agentic, where the averages are 56.5 for DeepSeek V4 Pro 0813 and 46.8 for Laguna S 2.1.

### How many benchmarks does DeepSeek V4 Pro 0813 cover on BenchLM?

DeepSeek V4 Pro 0813 currently has 40 sourced benchmark scores on BenchLM.

### How many benchmarks does Laguna S 2.1 cover on BenchLM?

Laguna S 2.1 currently has 6 sourced benchmark scores on BenchLM.

## Related Comparisons

- [DeepSeek V4 Pro 0813 vs Laguna M.1](/compare/deepseek-v4-pro-0813-vs-laguna-m-1)
- [Laguna S 2.1 vs Laguna M.1](/compare/laguna-m-1-vs-laguna-s-2-1)
- [DeepSeek V4 Pro 0813 vs Laguna XS.2](/compare/deepseek-v4-pro-0813-vs-laguna-xs-2)
- [Laguna S 2.1 vs Laguna XS.2](/compare/laguna-s-2-1-vs-laguna-xs-2)

## Explore More

- [DeepSeek V4 Pro 0813 profile](/models/deepseek-v4-pro-0813)
- [Laguna S 2.1 profile](/models/laguna-s-2-1)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)