# DeepSeek V4.1 Flash 1017 vs Gemini 4 Hydrogen

> Side-by-side benchmark comparison for DeepSeek V4.1 Flash 1017 and Gemini 4 Hydrogen across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/deepseek-v4-1-flash-vs-gemini-4-hydrogen
- Last updated: November 12, 2026

- Shared sourced benchmarks: 1
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Evidence is too thin for a benchmark verdict: DeepSeek V4.1 Flash 1017 and Gemini 4 Hydrogen share only 1 sourced benchmark row.

## Summary

- Only 1 shared sourced benchmark row is available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- DeepSeek V4.1 Flash 1017 has the lower published output-token price.

## Model Snapshot

| Property | DeepSeek V4.1 Flash 1017 | Gemini 4 Hydrogen |
|----------|----------|----------|
| Creator | DeepSeek | Google |
| Type | Open Weight | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Independent public score (not head-to-head) | 64.67 | null |
| Benchmarks Covered | 38 | 5 |
| Pricing (input/output) | $0.30 / $1.20 | $1.50 / $7.50 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- DeepSeek V4.1 Flash 1017 public-lane score: 61.1 (Supported · #27/135)
- Gemini 4 Hydrogen public-lane score: Coming soon

| Benchmark | DeepSeek V4.1 Flash 1017 | Gemini 4 Hydrogen | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 90.6% | Coming soon | Coming soon |
| terminalBench3 | 30% | Coming soon | Coming soon |
| Terminal-Bench 4.0 | 42.30% | Coming soon | Coming soon |
| CyberGym | 88.1% | Coming soon | Coming soon |
| ExploitGym | 15.3% | Coming soon | Coming soon |
| HLE w/ tools | 63.9% | Coming soon | Coming soon |
| AutomationBench | 60.5% | Coming soon | Coming soon |
| Agents' Last Exam | 35.4% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 74.5% | Coming soon | Coming soon |
| CWE-bench v1 | 55.0% | Coming soon | Coming soon |
| MazeBench | 1% | Coming soon | Coming soon |
| CWE-bench | 57.6% | Coming soon | Coming soon |
| OSWorld 2.1 Offline | Coming soon | 77.6% | Coming soon |
| MKA | Coming soon | 53.4% | Coming soon |
| Terminal-Bench-Science 0.1 | Coming soon | 51.4% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- DeepSeek V4.1 Flash 1017 public-lane score: 59.8 (Supported · #17/161)
- Gemini 4 Hydrogen public-lane score: Coming soon

| Benchmark | DeepSeek V4.1 Flash 1017 | Gemini 4 Hydrogen | Winner |
|-----------|-----------|-----------|--------|
| ScarfBench | 69.0% | Coming soon | Coming soon |
| Codeforces | 3471.0 | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 90.6% | Coming soon | Coming soon |
| terminalBench3 | 30% | Coming soon | Coming soon |
| DeepSWE | 77.0% | Coming soon | Coming soon |
| ProgramBench | 29.1% | Coming soon | Coming soon |
| NL2Repo | 68.2% | Coming soon | Coming soon |
| OpenHarmony Bench | 60.3% | Coming soon | Coming soon |
| Bug Hunt Bench | 39.1 fixes | Coming soon | Coming soon |
| FrontierCode 2.0 | 19.3% | 38.2% | Gemini 4 Hydrogen |
| CursorBench 4.0 | 47.7% | Coming soon | Coming soon |
| VulcanBench Frontier v4 | 88.7% | Coming soon | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- DeepSeek V4.1 Flash 1017 public-lane score: 59.6 (Estimated · #33/160)
- Gemini 4 Hydrogen public-lane score: Coming soon

| Benchmark | DeepSeek V4.1 Flash 1017 | Gemini 4 Hydrogen | Winner |
|-----------|-----------|-----------|--------|
| STEMBench | 2.54 | Coming soon | Coming soon |
| JevBench 1.4 | 4.77 | Coming soon | Coming soon |
| JevBench 1.5 | 6.65 | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- DeepSeek V4.1 Flash 1017 public-lane score: 64.7 (Supported · #25/67)
- Gemini 4 Hydrogen public-lane score: Coming soon

| Benchmark | DeepSeek V4.1 Flash 1017 | Gemini 4 Hydrogen | Winner |
|-----------|-----------|-----------|--------|
| ExtractBench (LlamaIndex) | 87.11% | Coming soon | Coming soon |
| ParseBench | 64.38% | Coming soon | Coming soon |
| Chartography (tools) | 83.0% | Coming soon | Coming soon |
| BabyVision w/ Python | 92.5% | Coming soon | Coming soon |
| ZeroBench w/ Python | 51.0% | Coming soon | Coming soon |
| Chartography (no tools) | Coming soon | 66.6% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- DeepSeek V4.1 Flash 1017 public-lane score: 65.1 (Supported · #29/180)
- Gemini 4 Hydrogen public-lane score: Coming soon

| Benchmark | DeepSeek V4.1 Flash 1017 | Gemini 4 Hydrogen | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 90.9% | Coming soon | Coming soon |
| GPQA-D | 90.9% | Coming soon | Coming soon |
| HLE | 42.6% | Coming soon | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- DeepSeek V4.1 Flash 1017 public-lane score: 65.6 (Unranked · 3 rankable rows)
- Gemini 4 Hydrogen public-lane score: Coming soon

| Benchmark | DeepSeek V4.1 Flash 1017 | Gemini 4 Hydrogen | Winner |
|-----------|-----------|-----------|--------|
| Apex | 65.6% | Coming soon | Coming soon |
| FrontierMath v2 (Tiers 1-3) | 67.368% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 26.829% | Coming soon | Coming soon |

## FAQ

### Is there enough evidence to pick between DeepSeek V4.1 Flash 1017 and Gemini 4 Hydrogen?

Not yet. The models share only 1 sourced benchmark row, 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 V4.1 Flash 1017 vs Gemini 4 Carbon](/compare/deepseek-v4-1-flash-vs-gemini-4-carbon)
- [Gemini 4 Hydrogen vs Gemini 4 Carbon](/compare/gemini-4-carbon-vs-gemini-4-hydrogen)
- [DeepSeek V4.1 Flash 1017 vs Gemini 4 Argon](/compare/deepseek-v4-1-flash-vs-gemini-4-argon)
- [Gemini 4 Hydrogen vs Gemini 4 Argon](/compare/gemini-4-argon-vs-gemini-4-hydrogen)

## Explore More

- [DeepSeek V4.1 Flash 1017 profile](/models/deepseek-v4-1-flash)
- [Gemini 4 Hydrogen profile](/models/gemini-4-hydrogen)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)