DeepSeek V4.1 Flash vs Gemini 4 Argon
DeepSeek V4.1 Flash 
Gemini 4 Argon Verdict
- Gemini 4 Argon (high) leads on quality: 70.0 vs 61.8.
- DeepSeek V4.1 Flash (max) is stronger in long context, multimodal.
- Gemini 4 Argon (high) is stronger in agents & tools, coding, composite, human preference, knowledge, maths, reasoning.
- DeepSeek V4.1 Flash (max) is 7.6× cheaper ($0.525 vs $4.00 per 1M blended).
| Metric | DeepSeek V4.1 Flash (max) | Gemini 4 Argon (high) |
|---|---|---|
| BenchLeader Index | 61.8 | 70.0 |
| Agents & tools score | 55.5 | 67.5 |
| Coding score | 64.0 | 72.1 |
| Composite score | 71.2 | 89.2 |
| Human preference score | 66.9 | 73.2 |
| Knowledge score | 59.3 | 75.7 |
| Long context score | 67.3 | 65.0 |
| Maths score | 61.9 | 71.9 |
| Multimodal score | 60.9 | – |
| Reasoning score | 65.2 | 82.0 |
| Blended price $/M | $0.525 | $4.00 |
| Output speed | 217 tok/s | – |
| Time to first answer | 10.4 s | – |
| Context window | 1M | 1M |
| GPQA Diamond | 89.8% | – |
| FrontierMath Tiers 1–3 | 67.4% | – |
| FrontierMath Tier 4 | 26.8% | – |
| OTIS Mock AIME | 98.3% | – |
| SciCode | 51.9% | 61.8% |
| LMArena Text | 1475 | 1525 |
| LMArena Hard Prompts | 1499 | 1551 |
| LMArena Coding | 1528 | 1562 |
| LMArena WebDev | 1619 | 1678 |
| LMArena Vision | 1277 | – |
| LMArena Agent | 3.8 | 9.3 |
| LiveBench | 81.1% | – |
| LiveBench Reasoning | 86.7% | – |
| LiveBench Coding | 80.0% | – |
| LiveBench Agentic Coding | 77.3% | – |
| LiveBench Mathematics | 93.3% | – |
| LiveBench Data Analysis | 79.3% | – |
| LiveBench Language | 81.2% | – |
| LiveBench Instruction Following | 70.0% | – |
| AA Intelligence Index v4.3.2 | 39.5 | 52.6 |
| AA-LCR | 84.0% | 79.7% |
| MMMU-Pro | 77.0% | – |
| AA-Omniscience | -5.3 | 42.4 |
| Humanity's Last Exam (AA) | 39.3% | 57.1% |
| SciCode (AA) | 51.9% | 61.8% |
| IOI | – | 100.0% |
| LegalBench | – | 88.3% |
| Vals Index | – | 68.9 |
| ARC-AGI-1 | 94.5% | – |
| ARC-AGI-2 | 72.9% | – |
| CritPt | 14.3% | 27.1% |
| GDPval-AA v2.1 | 55.0% | 56.3% |
| ITBench SRE (AA) | 46.9% | – |
| BioMysteryBench | – | 76.3% |
| Code Migration | – | 68.2% |
| CUA-bench | – | 4.8% |
| CyberBench | – | 77.9% |
| Excel Modeling Benchmark | – | 75.2% |
| Finance Agent v2 | – | 65.4% |
| Harvey's Legal Agent Benchmark | 6.7% | 19.6% |
| Legal Research Bench | – | 54.8% |
| MedCode | – | 58.8% |
| MedScribe | – | 87.4% |
| MysteryMechanism | – | 45.5% |
| ProgramBench | – | 2.5% |
| Public Benefits Bench | 64.3% | 69.8% |
| SAGE | – | 53.6% |
| SREBench | 0.8% | 44.3% |
| Tax Agent Bench | – | 76.2% |
| Terminal-Bench 4.0 (Vals) | – | 57.6% |
| Terminal-Bench Science | – | 44.3% |
| Vibe Code Bench v1.1 | – | 91.9% |
| LMArena Maths | 1493 | 1528 |
| LMArena Creative Writing | 1439 | 1519 |
| LMArena Instruction Following | 1477 | 1529 |
| LMArena Multi-turn | 1466 | 1553 |
| LMArena Longer Queries | 1482 | 1545 |
| Mystery Game Puzzles | 43.0% | – |
| ALE-Bench | 1092.3 | – |
| GDP.pdf | 19.8% | – |
| FrontierSWE | – | 55.0% |
| Terminal-Bench 4.0 (AA) | 26.8% | 57.1% |
| AutomationBench | 68.9% | 77.5% |
| GDP.pdf | 12.8% | 21.8% |
| MLCR | 22.8% | – |
| Harvey LAB | 1.7% | – |
| AA-Omniscience: accuracy | 46.4% | 49.9% |
| AA-Omniscience: non-hallucination | 3.5% | 84.9% |
| AA-Briefcase v1.1 | 1422 | 1488 |
| AA Openness Index | 44.4 | – |
Data as of 2026-10-11. Best configuration of each model; every score links to its source on the model pages.
DeepSeek V4.1 Flash vs Gemini 4 Argon: questions
- Is DeepSeek V4.1 Flash better than Gemini 4 Argon?
- Gemini 4 Argon (high) leads on quality: 70.0 vs 61.8. The BenchLeader Index combines every independent quality benchmark; Gemini 4 Argon (high) is ahead overall as of 2026-10-11, but check the category scores for your use.
- Is DeepSeek V4.1 Flash better than Gemini 4 Argon for coding?
- Gemini 4 Argon scores higher in coding (72 vs 64 on the category index, where 50 is average).
- Is DeepSeek V4.1 Flash better than Gemini 4 Argon for agentic tasks?
- Gemini 4 Argon scores higher in agentic tasks (68 vs 56 on the category index, where 50 is average).
- Which is cheaper, DeepSeek V4.1 Flash or Gemini 4 Argon?
- DeepSeek V4.1 Flash is cheaper: $0.525 against $4.00 per million tokens, blended at three input tokens per output token.
- Which has the larger context window?
- Both accept 1M tokens of context.