# DeepSeek-V2.5 vs DeepSeek V3

> Side-by-side benchmark comparison for DeepSeek-V2.5 and DeepSeek V3 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/deepseek-v2-5-vs-deepseek-v3
- Last updated: October 14, 2026

- Shared sourced benchmarks: 0
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

No benchmark verdict yet: there is no shared sourced benchmark row for DeepSeek-V2.5 and DeepSeek V3.

## Summary

- DeepSeek-V2.5 and DeepSeek V3 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-V2.5 | DeepSeek V3 |
|----------|----------|----------|
| Creator | DeepSeek | DeepSeek |
| Type | Open Weight | Open Weight |
| Reasoning | Non-Reasoning | Non-Reasoning |
| Context | 128K | 128K |
| Independent public score (not head-to-head) | null | 31.95 |
| Benchmarks Covered | 1 | 9 |
| Pricing (input/output) | N/A | $0.27 / $1.10 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- DeepSeek-V2.5 public-lane score: Coming soon
- DeepSeek V3 public-lane score: 10.9 (Estimated · #118/124)

### Coding

- Winner: Insufficient shared evidence
- DeepSeek-V2.5 public-lane score: Coming soon
- DeepSeek V3 public-lane score: 14.7 (Estimated · #133/148)

| Benchmark | DeepSeek-V2.5 | DeepSeek V3 | Winner |
|-----------|-----------|-----------|--------|
| HumanEval | 89% | Coming soon | Coming soon |
| LiveCodeBench | Coming soon | 37.6% | Coming soon |
| SWE-bench Verified | Coming soon | 42% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- DeepSeek-V2.5 public-lane score: Coming soon
- DeepSeek V3 public-lane score: 26.3 (Unranked · 3 rankable rows)

| Benchmark | DeepSeek-V2.5 | DeepSeek V3 | Winner |
|-----------|-----------|-----------|--------|
| LongBench v2 | Coming soon | 48.7% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- DeepSeek-V2.5 public-lane score: Coming soon
- DeepSeek V3 public-lane score: 32.2 (Supported · #143/181)

| Benchmark | DeepSeek-V2.5 | DeepSeek V3 | Winner |
|-----------|-----------|-----------|--------|
| GPQA | Coming soon | 59.1% | Coming soon |
| MMLU-Pro | Coming soon | 75.9% | Coming soon |
| SimpleQA | Coming soon | 24.9% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- DeepSeek-V2.5 public-lane score: Coming soon
- DeepSeek V3 public-lane score: 39.6 (#105/128)

| Benchmark | DeepSeek-V2.5 | DeepSeek V3 | Winner |
|-----------|-----------|-----------|--------|
| IFEval | Coming soon | 86.1% | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- DeepSeek-V2.5 public-lane score: Coming soon
- DeepSeek V3 public-lane score: Coming soon

| Benchmark | DeepSeek-V2.5 | DeepSeek V3 | Winner |
|-----------|-----------|-----------|--------|
| AIME 2024 | Coming soon | 39.2% | Coming soon |
| MATH-500 | Coming soon | 90.2% | Coming soon |

## FAQ

### Can I compare DeepSeek-V2.5 and DeepSeek V3 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-V2.5 vs DeepSeek V3 0324](/compare/deepseek-v2-5-vs-deepseek-v3-0324)
- [DeepSeek V3 vs DeepSeek V3 0324](/compare/deepseek-v3-vs-deepseek-v3-0324)
- [DeepSeek-V2.5 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-deepseek-v2-5)
- [DeepSeek V3 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-deepseek-v3)

## Explore More

- [DeepSeek-V2.5 profile](/models/deepseek-v2-5)
- [DeepSeek V3 profile](/models/deepseek-v3)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)