# DeepSeek V3 vs GPT-4.1 mini

> Side-by-side benchmark comparison for DeepSeek V3 and GPT-4.1 mini across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/deepseek-v3-vs-gpt-4-1-mini
- Last updated: September 29, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

Pick DeepSeek V3 if you want the stronger benchmark profile. GPT-4.1 mini only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- DeepSeek V3 leads overall 31.86 to 29.09.
- The clearest category separation is in reasoning, where the averages are 42.3 for DeepSeek V3 and 52.5 for GPT-4.1 mini.
- The biggest single benchmark swing is SWE-bench Verified in Coding, with scores of 42% and 23.6%.
- DeepSeek V3 is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- GPT-4.1 mini also has the larger context window at 1M.

## Model Snapshot

| Property | DeepSeek V3 | GPT-4.1 mini |
|----------|----------|----------|
| Creator | DeepSeek | OpenAI |
| Type | Open Weight | Proprietary |
| Reasoning | Non-Reasoning | Non-Reasoning |
| Context | 128K | 1M |
| Overall Score | 31.86 | 29.09 |
| Benchmarks Covered | 6 | 5 |
| Pricing (input/output) | $0.27 / $1.10 | $0.40 / $1.60 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- DeepSeek V3 public-lane score: 12.1 (Estimated · #113/117)
- GPT-4.1 mini public-lane score: Coming soon

### Coding

- Winner: Directional only
- DeepSeek V3 public-lane score: 18.6 (Estimated · #131/143)
- GPT-4.1 mini public-lane score: 19.8 (Estimated · #123/143)

| Benchmark | DeepSeek V3 | GPT-4.1 mini | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench | 37.6% | Coming soon | Coming soon |
| SWE-bench Verified | 42% | 23.6% | DeepSeek V3 |

### Reasoning

- Winner: Not comparable
- DeepSeek V3 public-lane score: 42.3 (Unranked · 2 rankable rows)
- GPT-4.1 mini public-lane score: 52.5 (Unranked · 2 rankable rows)

### Multimodal & Grounded

- Winner: Not comparable
- DeepSeek V3 public-lane score: Coming soon
- GPT-4.1 mini public-lane score: 47.6 (Unranked · 1 rankable row)

### Knowledge

- Winner: Directional only
- DeepSeek V3 public-lane score: 30.2 (Estimated · #140/169)
- GPT-4.1 mini public-lane score: 31.1 (Supported · #136/169)

| Benchmark | DeepSeek V3 | GPT-4.1 mini | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 59.1% | 64.2% | GPT-4.1 mini |
| MMLU-Pro | 75.9% | Coming soon | Coming soon |
| MMLU | Coming soon | 87.5% | Coming soon |

### Instruction Following

- Winner: Directional only
- DeepSeek V3 public-lane score: 38.2 (#103/124)
- GPT-4.1 mini public-lane score: 42.8 (#94/124)

| Benchmark | DeepSeek V3 | GPT-4.1 mini | Winner |
|-----------|-----------|-----------|--------|
| IFEval | 86.1% | 88.5% | GPT-4.1 mini |

### Mathematics

- Winner: Not comparable
- DeepSeek V3 public-lane score: 26 (Unranked · 1 rankable row)
- GPT-4.1 mini public-lane score: 28.4 (Unranked · 1 rankable row)

| Benchmark | DeepSeek V3 | GPT-4.1 mini | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 1.724% | 4.483% | GPT-4.1 mini |

## FAQ

### Which is better overall, DeepSeek V3 or GPT-4.1 mini?

DeepSeek V3 is ahead overall on BenchLM right now.

### Where is the biggest gap between DeepSeek V3 and GPT-4.1 mini?

The widest category gap is in reasoning, where the averages are 42.3 for DeepSeek V3 and 52.5 for GPT-4.1 mini.

### How many benchmarks does DeepSeek V3 cover on BenchLM?

DeepSeek V3 currently has 6 sourced benchmark scores on BenchLM.

### How many benchmarks does GPT-4.1 mini cover on BenchLM?

GPT-4.1 mini currently has 5 sourced benchmark scores on BenchLM.

## Related Comparisons

- [DeepSeek V3 vs GPT-4.1](/compare/deepseek-v3-vs-gpt-4-1)
- [GPT-4.1 mini vs GPT-4.1](/compare/gpt-4-1-vs-gpt-4-1-mini)
- [DeepSeek V3 vs GPT-4.1 nano](/compare/deepseek-v3-vs-gpt-4-1-nano)
- [GPT-4.1 mini vs GPT-4.1 nano](/compare/gpt-4-1-mini-vs-gpt-4-1-nano)

## Explore More

- [DeepSeek V3 profile](/models/deepseek-v3)
- [GPT-4.1 mini profile](/models/gpt-4-1-mini)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)