GPT-5.6 Sol vs MiMo-V2.5-Pro
GPT-5.6 Sol 
MiMo-V2.5-Pro Verdict
- GPT-5.6 Sol (high) leads on quality: 68.2 vs 59.1.
- GPT-5.6 Sol (high) is stronger in agents & tools, coding, composite, knowledge, long context, multimodal.
- MiMo-V2.5-Pro is stronger in instruction following, reasoning, human preference, maths.
- MiMo-V2.5-Pro is 12× cheaper ($0.653 vs $8.00 per 1M blended).
- GPT-5.6 Sol (high) streams 1.6× faster (59 vs 36 tokens per second).
| Metric | GPT-5.6 Sol (high) | MiMo-V2.5-Pro |
|---|---|---|
| BenchLeader Index | 68.2 | 59.1 |
| Agents & tools score | 87.9 | 51.2 |
| Coding score | 72.4 | 58.4 |
| Composite score | 82.7 | 62.4 |
| Instruction following score | 67.8 | 77.0 |
| Knowledge score | 73.8 | 57.6 |
| Long context score | 67.4 | 66.4 |
| Multimodal score | 66.4 | – |
| Reasoning score | 63.3 | 67.5 |
| Human preference score | – | 61.7 |
| Maths score | – | 43.0 |
| Blended price $/M | $8.00 | $0.653 |
| Output speed | 59 tok/s | 36 tok/s |
| Time to first answer | 31.0 s | 60.0 s |
| Context window | 1M | 1.0M |
| SciCode | 56.9% | 50.2% |
| WeirdML | 88.8% | – |
| ProofBench | – | 22.0% |
| LMArena Text | – | 1468 |
| LMArena Hard Prompts | – | 1496 |
| LMArena Coding | – | 1521 |
| LMArena WebDev | – | 1475 |
| LMArena Agent | – | -5.1 |
| AA Intelligence Index | 42.5 | 26.4 |
| IFBench | 69.2% | 79.9% |
| AA-LCR | 81.7% | 79.7% |
| MMMU-Pro | 81.8% | – |
| AA-Omniscience | 20.4 | 3.3 |
| Terminal-Bench Hard | 62.1% | 43.2% |
| GPQA Diamond (AA) | 92.8% | 86.6% |
| Humanity's Last Exam (AA) | 46.0% | 35.7% |
| SciCode (AA) | 57.8% | 50.6% |
| τ²-Bench Telecom (AA) | 83.3% | 94.2% |
| LiveCodeBench | – | 81.3% |
| MMLU-Pro | – | 84.6% |
| LegalBench | – | 77.1% |
| CorpFin | – | 61.4% |
| TaxEval | – | 73.8% |
| Terminal-Bench 2.1 (Vals) | – | 57.3% |
| SWE-bench (Vals) | – | 74.0% |
| GPQA Diamond (Vals) | – | 82.6% |
| Vals Index | – | 41.0 |
| EnigmaEval | 37.1% | – |
| EQ-Bench 4 | – | 1208 |
| ARC-AGI-1 | 97.0% | – |
| ARC-AGI-2 | 85.4% | – |
| ARC-AGI-3 | 2.2% | – |
Data as of 2026-09-10. Best configuration of each model; every score links to its source on the model pages.
GPT-5.6 Sol vs MiMo-V2.5-Pro: questions
- Is GPT-5.6 Sol better than MiMo-V2.5-Pro?
- GPT-5.6 Sol (high) leads on quality: 68.2 vs 59.1. The BenchLeader Index combines every independent quality benchmark; GPT-5.6 Sol (high) is ahead overall as of 2026-09-10, but check the category scores for your use.
- Is GPT-5.6 Sol better than MiMo-V2.5-Pro for coding?
- GPT-5.6 Sol scores higher in coding (72 vs 58 on the category index, where 50 is average).
- Is GPT-5.6 Sol better than MiMo-V2.5-Pro for agentic tasks?
- GPT-5.6 Sol scores higher in agentic tasks (88 vs 51 on the category index, where 50 is average).
- Which is cheaper, GPT-5.6 Sol or MiMo-V2.5-Pro?
- MiMo-V2.5-Pro is cheaper: $0.653 against $8.00 per million tokens, blended at three input tokens per output token.
- Which is faster, GPT-5.6 Sol or MiMo-V2.5-Pro?
- GPT-5.6 Sol streams faster: 59 against 36 output tokens per second.
- Which has the larger context window?
- MiMo-V2.5-Pro accepts more context: 1.0M against 1M tokens.