DeepSeek V4.1 Flash vs MiMo-V2.6-Pro
DeepSeek V4.1 Flash 
MiMo-V2.6-Pro Verdict
- MiMo-V2.6-Pro leads on quality: 64.8 vs 61.8.
- DeepSeek V4.1 Flash (max) is stronger in coding, multimodal.
- MiMo-V2.6-Pro is stronger in agents & tools, composite, human preference, knowledge, long context, maths, reasoning.
- They cost about the same ($0.525 per 1M blended).
- DeepSeek V4.1 Flash (max) streams 5.1× faster (217 vs 43 tokens per second).
| Metric | DeepSeek V4.1 Flash (max) | MiMo-V2.6-Pro |
|---|---|---|
| BenchLeader Index | 61.8 | 64.8 |
| Agents & tools score | 55.5 | 56.5 |
| Coding score | 64.0 | 62.0 |
| Composite score | 71.2 | 82.1 |
| Human preference score | 66.9 | 67.7 |
| Knowledge score | 59.3 | 65.5 |
| Long context score | 67.3 | 68.5 |
| Maths score | 61.9 | 66.1 |
| Multimodal score | 60.9 | 60.1 |
| Reasoning score | 65.2 | 79.6 |
| Blended price $/M | $0.525 | $0.548 |
| Output speed | 217 tok/s | 43 tok/s |
| Time to first answer | 10.4 s | 51.1 s |
| Context window | 1M | 1.0M |
| GPQA Diamond | 89.8% | – |
| FrontierMath Tiers 1–3 | 67.4% | – |
| FrontierMath Tier 4 | 26.8% | – |
| OTIS Mock AIME | 98.3% | – |
| SciCode | 51.9% | 60.9% |
| APEX-Agents | – | 59.5% |
| ProofBench | – | 70.0% |
| LMArena Text | 1475 | 1480 |
| LMArena Hard Prompts | 1499 | 1506 |
| LMArena Coding | 1528 | 1539 |
| LMArena WebDev | 1619 | 1629 |
| LMArena Vision | 1277 | 1264 |
| LMArena Agent | 3.8 | 3.5 |
| 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 | 46.3 |
| AA-LCR | 84.0% | 86.3% |
| MMMU-Pro | 77.0% | – |
| AA-Omniscience | -5.3 | 8.4 |
| Humanity's Last Exam (AA) | 39.3% | 49.4% |
| SciCode (AA) | 51.9% | 60.9% |
| IOI | – | 39.3% |
| Terminal-Bench 2.1 (Vals) | – | 67.8% |
| Vals Index | – | 55.2 |
| ARC-AGI-1 | 94.5% | – |
| ARC-AGI-2 | 72.9% | – |
| CritPt | 14.3% | 26.6% |
| GDPval-AA v2.1 | 55.0% | 59.2% |
| ITBench SRE (AA) | 46.9% | – |
| Code Migration | – | 43.0% |
| CyberBench | – | 72.9% |
| Excel Modeling Benchmark | – | 62.9% |
| Finance Agent v2 | – | 57.3% |
| Harvey's Legal Agent Benchmark | 6.7% | 10.8% |
| Legal Research Bench | – | 47.1% |
| MedCode | – | 45.0% |
| MedScribe | – | 88.3% |
| MysteryMechanism | – | 15.3% |
| ProgramBench | – | 0.5% |
| Public Benefits Bench | 64.3% | 68.9% |
| SAGE | – | 45.0% |
| SREBench | 0.8% | 3.0% |
| Tax Agent Bench | – | 64.9% |
| Terminal-Bench 4.0 (Vals) | – | 31.3% |
| Terminal-Bench Science | – | 2.9% |
| Vibe Code Bench v1.1 | – | 85.2% |
| LMArena Maths | 1493 | 1483 |
| LMArena Creative Writing | 1439 | 1448 |
| LMArena Instruction Following | 1477 | 1474 |
| LMArena Multi-turn | 1466 | 1456 |
| LMArena Longer Queries | 1482 | 1495 |
| Mystery Game Puzzles | 43.0% | – |
| ALE-Bench | 1092.3 | 1158.1 |
| GDP.pdf | 19.8% | – |
| Terminal-Bench 4.0 (AA) | 26.8% | 34.9% |
| AutomationBench | 68.9% | 58.6% |
| GDP.pdf | 12.8% | 19.2% |
| MLCR | 22.8% | 18.3% |
| Harvey LAB | 1.7% | – |
| AA-Omniscience: accuracy | 46.4% | 34.9% |
| AA-Omniscience: non-hallucination | 3.5% | 59.4% |
| AA-Briefcase v1.1 | 1422 | 1516 |
| AA Openness Index | 44.4 | 52.8 |
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 MiMo-V2.6-Pro: questions
- Is DeepSeek V4.1 Flash better than MiMo-V2.6-Pro?
- MiMo-V2.6-Pro leads on quality: 64.8 vs 61.8. The BenchLeader Index combines every independent quality benchmark; MiMo-V2.6-Pro is ahead overall as of 2026-10-11, but check the category scores for your use.
- Is DeepSeek V4.1 Flash better than MiMo-V2.6-Pro for coding?
- DeepSeek V4.1 Flash scores higher in coding (64 vs 62 on the category index, where 50 is average).
- Is DeepSeek V4.1 Flash better than MiMo-V2.6-Pro for agentic tasks?
- MiMo-V2.6-Pro scores higher in agentic tasks (57 vs 56 on the category index, where 50 is average).
- Which is cheaper, DeepSeek V4.1 Flash or MiMo-V2.6-Pro?
- DeepSeek V4.1 Flash is cheaper: $0.525 against $0.548 per million tokens, blended at three input tokens per output token.
- Which is faster, DeepSeek V4.1 Flash or MiMo-V2.6-Pro?
- DeepSeek V4.1 Flash streams faster: 217 against 43 output tokens per second.
- Which has the larger context window?
- MiMo-V2.6-Pro accepts more context: 1.0M against 1M tokens.