# DeepSeek V3.2 vs GPT-5.5 Pro

> Side-by-side benchmark comparison for DeepSeek V3.2 and GPT-5.5 Pro across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/deepseek-v3-2-vs-gpt-5-5-pro
- Last updated: September 29, 2026

- Shared sourced benchmarks: 2
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

Evidence is too thin for a benchmark verdict: DeepSeek V3.2 and GPT-5.5 Pro share only 2 sourced benchmark rows.

## Summary

- Only 2 shared sourced benchmark rows are available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- DeepSeek V3.2 has the lower published output-token price.
- GPT-5.5 Pro has the larger published context window at 1M.

## Model Snapshot

| Property | DeepSeek V3.2 | GPT-5.5 Pro |
|----------|----------|----------|
| Creator | DeepSeek | OpenAI |
| Type | Open Weight | Proprietary |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 128K | 1M |
| Independent public score (not head-to-head) | 50.13 | 72.18 |
| Benchmarks Covered | 7 | 8 |
| Pricing (input/output) | $0.28 / $0.42 | $30.00 / $180.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- DeepSeek V3.2 public-lane score: Coming soon
- GPT-5.5 Pro public-lane score: Coming soon

| Benchmark | DeepSeek V3.2 | GPT-5.5 Pro | Winner |
|-----------|-----------|-----------|--------|
| Claw-Eval | 40.2% | Coming soon | Coming soon |
| VITA-Bench | 18.5% | Coming soon | Coming soon |
| Gert Labs | 29.57% | Coming soon | Coming soon |
| BrowseComp | Coming soon | 90.1% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- DeepSeek V3.2 public-lane score: 32.1 (Estimated · #89/143)
- GPT-5.5 Pro public-lane score: Coming soon

| Benchmark | DeepSeek V3.2 | GPT-5.5 Pro | Winner |
|-----------|-----------|-----------|--------|
| SWE-Rebench | 60.9% | Coming soon | Coming soon |
| React Native Evals | 71.5% | Coming soon | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- DeepSeek V3.2 public-lane score: 53.6 (Unranked · 2 rankable rows)
- GPT-5.5 Pro public-lane score: 75.1 (Unranked · 3 rankable rows)

| Benchmark | DeepSeek V3.2 | GPT-5.5 Pro | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-1 | Coming soon | 95.00% | Coming soon |
| ARC-AGI-2 | Coming soon | 84.2% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- DeepSeek V3.2 public-lane score: 41.7 (Estimated · #91/169)
- GPT-5.5 Pro public-lane score: Coming soon

| Benchmark | DeepSeek V3.2 | GPT-5.5 Pro | Winner |
|-----------|-----------|-----------|--------|
| HLE | Coming soon | 57.2% | Coming soon |
| HLE w/o tools | Coming soon | 43.1% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- DeepSeek V3.2 public-lane score: 56.7 (#75/124)
- GPT-5.5 Pro public-lane score: Coming soon

### Mathematics

- Winner: Insufficient shared evidence
- DeepSeek V3.2 public-lane score: 40 (Unranked · 2 rankable rows)
- GPT-5.5 Pro public-lane score: 70.1 (Unranked · 3 rankable rows)

| Benchmark | DeepSeek V3.2 | GPT-5.5 Pro | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 22.100% | 51.000% | GPT-5.5 Pro |
| FrontierMath v2 (Tier 4) | 2.100% | 39.600% | GPT-5.5 Pro |
| FrontierMath (legacy) | Coming soon | 52.4% | Coming soon |

## FAQ

### Is there enough evidence to pick between DeepSeek V3.2 and GPT-5.5 Pro?

Not yet. The models share only 2 sourced benchmark rows, so this mirror reports the available measurements and metadata without naming a broad winner.

### What can I compare safely on this page?

Published pricing, context windows, model type, and individual shared benchmark rows are directly comparable. Independent overall scores and non-overlapping benchmark coverage are labeled separately and should not be read as a controlled head-to-head result.

## Related Comparisons

- [DeepSeek V3.2 vs DeepSeek V3.2 (Thinking)](/compare/deepseek-v3-2-vs-deepseek-v3-2-thinking)
- [GPT-5.5 Pro vs DeepSeek V3.2 (Thinking)](/compare/deepseek-v3-2-thinking-vs-gpt-5-5-pro)
- [DeepSeek V3.2 vs GPT-5.5](/compare/deepseek-v3-2-vs-gpt-5-5)
- [GPT-5.5 Pro vs GPT-5.5](/compare/gpt-5-5-vs-gpt-5-5-pro)

## Explore More

- [DeepSeek V3.2 profile](/models/deepseek-v3-2)
- [GPT-5.5 Pro profile](/models/gpt-5-5-pro)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)