# Claude 3.7 Sonnet vs DeepSeek V3

> Side-by-side benchmark comparison for Claude 3.7 Sonnet and DeepSeek V3 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-3-7-sonnet-vs-deepseek-v3
- Last updated: October 14, 2026

- Shared sourced benchmarks: 5
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Pick Claude 3.7 Sonnet if you want the stronger benchmark profile. DeepSeek V3 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Claude 3.7 Sonnet leads overall 57 to 31.78.
- The biggest single benchmark swing is SWE-bench Verified in Coding, with scores of 62.3% and 42%.
- Claude 3.7 Sonnet also has the larger context window at 200K.

## Model Snapshot

| Property | Claude 3.7 Sonnet | DeepSeek V3 |
|----------|----------|----------|
| Creator | Anthropic | DeepSeek |
| Type | Proprietary | Open Weight |
| Reasoning | Non-Reasoning | Non-Reasoning |
| Context | 200K | 128K |
| Overall Score | null | 31.78 |
| Benchmarks Covered | 7 | 9 |
| Pricing (input/output) | N/A | $0.27 / $1.10 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- Claude 3.7 Sonnet public-lane score: Coming soon
- DeepSeek V3 public-lane score: 10 (Estimated · #118/124)

### Coding

- Winner: Not comparable
- Claude 3.7 Sonnet public-lane score: Coming soon
- DeepSeek V3 public-lane score: 15.1 (Estimated · #134/149)

| Benchmark | Claude 3.7 Sonnet | DeepSeek V3 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 62.3% | 42% | Claude 3.7 Sonnet |
| LiveCodeBench | Coming soon | 37.6% | Coming soon |

### Reasoning

- Winner: Not comparable
- Claude 3.7 Sonnet public-lane score: Coming soon
- DeepSeek V3 public-lane score: 26.3 (Unranked · 3 rankable rows)

| Benchmark | Claude 3.7 Sonnet | DeepSeek V3 | Winner |
|-----------|-----------|-----------|--------|
| LongBench v2 | Coming soon | 48.7% | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- Claude 3.7 Sonnet public-lane score: Coming soon
- DeepSeek V3 public-lane score: Coming soon

| Benchmark | Claude 3.7 Sonnet | DeepSeek V3 | Winner |
|-----------|-----------|-----------|--------|
| MMMU | 71.8% | Coming soon | Coming soon |

### Knowledge

- Winner: Not comparable
- Claude 3.7 Sonnet public-lane score: Coming soon
- DeepSeek V3 public-lane score: 32.3 (Supported · #143/181)

| Benchmark | Claude 3.7 Sonnet | DeepSeek V3 | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 68% | 59.1% | Claude 3.7 Sonnet |
| MMMLU | 83.2% | Coming soon | Coming soon |
| MMLU-Pro | Coming soon | 75.9% | Coming soon |
| SimpleQA | Coming soon | 24.9% | Coming soon |

### Instruction Following

- Winner: Not comparable
- Claude 3.7 Sonnet public-lane score: Coming soon
- DeepSeek V3 public-lane score: 39.6 (#105/128)

| Benchmark | Claude 3.7 Sonnet | DeepSeek V3 | Winner |
|-----------|-----------|-----------|--------|
| IFEval | 90.8% | 86.1% | Claude 3.7 Sonnet |

### Mathematics

- Winner: Not comparable
- Claude 3.7 Sonnet public-lane score: Coming soon
- DeepSeek V3 public-lane score: Coming soon

| Benchmark | Claude 3.7 Sonnet | DeepSeek V3 | Winner |
|-----------|-----------|-----------|--------|
| MATH-500 | 82.2% | 90.2% | DeepSeek V3 |
| AIME 2024 | 23.3% | 39.2% | DeepSeek V3 |

## FAQ

### Which is better overall, Claude 3.7 Sonnet or DeepSeek V3?

Claude 3.7 Sonnet is ahead overall on BenchLM right now.

### How many benchmarks does Claude 3.7 Sonnet cover on BenchLM?

Claude 3.7 Sonnet currently has 7 sourced benchmark scores on BenchLM.

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

DeepSeek V3 currently has 9 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Claude 3.7 Sonnet vs Claude 3.7 Sonnet Thinking](/compare/claude-3-7-sonnet-vs-claude-3-7-sonnet-thinking)
- [DeepSeek V3 vs Claude 3.7 Sonnet Thinking](/compare/claude-3-7-sonnet-thinking-vs-deepseek-v3)
- [Claude 3.7 Sonnet vs DeepSeek V3 0324](/compare/claude-3-7-sonnet-vs-deepseek-v3-0324)
- [DeepSeek V3 vs DeepSeek V3 0324](/compare/deepseek-v3-vs-deepseek-v3-0324)

## Explore More

- [Claude 3.7 Sonnet profile](/models/claude-3-7-sonnet)
- [DeepSeek V3 profile](/models/deepseek-v3)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)