# GPT-6 Sol vs MiMo-V2.6-Pro

> GPT-6 Sol is the stronger model overall, scoring 49.2 to 46.7 on the Noometry Index. MiMo-V2.6-Pro costs 7.4× less per token, which makes it the better buy when GPT-6 Sol's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/gpt-6-sol-vs-mimo-v2-6-pro
- Last updated: 2026-10-10
- Shared benchmarks: 13

## Summary

- They share 13 benchmarks with published results for both. GPT-6 Sol scores higher in 4 categories and MiMo-V2.6-Pro in 5 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where GPT-6 Sol leads 49.3 to 30.4.
- MiMo-V2.6-Pro is cheaper at $0.43 / $0.87 per million input/output tokens, against $2 / $10 for GPT-6 Sol.
- GPT-6 Sol accepts more context: 1.05M tokens versus 1.05M.
- MiMo-V2.6-Pro has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-6 Sol | MiMo-V2.6-Pro |
|---|---|---|
| Provider | OpenAI | Xiaomi |
| Noometry Index | 49.2 | 46.7 |
| Rank | 46 | 55 |
| Context | 1.05M | 1.05M |
| Input $/M | $2 | $0.43 |
| Output $/M | $10 | $0.87 |
| Weights | Proprietary | Open |

## Coding

- GPT-6 Sol: 59.6 (#11)
- MiMo-V2.6-Pro: 53.2 (#27)

| Benchmark | GPT-6 Sol | MiMo-V2.6-Pro |
|---|---|---|
| LMArena WebDev | 1692 | 1618 |
| LMArena Coding | 1453 | 1538 |
| DeepSWE | 68.8% | — |
| FrontierCode | 49.3% | — |

## Agentic & Tool Use

- GPT-6 Sol: 33.5 (#49)
- MiMo-V2.6-Pro: —

| Benchmark | GPT-6 Sol | MiMo-V2.6-Pro |
|---|---|---|
| GDP.pdf | 28% | — |

## Reasoning

- GPT-6 Sol: 49.3 (#34)
- MiMo-V2.6-Pro: 30.4 (#76)

| Benchmark | GPT-6 Sol | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Hard Prompts | 1420 | 1511 |
| NYT Connections (extended) | 90.1% | — |
| EBR-Bench | 53.3% | — |

## Math

- GPT-6 Sol: 35.8 (#135)
- MiMo-V2.6-Pro: 37.9 (#91)

| Benchmark | GPT-6 Sol | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Math | 1404 | 1497 |

## Knowledge

- GPT-6 Sol: 43.0 (#87)
- MiMo-V2.6-Pro: 43.0 (#85)

| Benchmark | GPT-6 Sol | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Expert | 1449 | 1548 |
| Vectara Hallucination Rate | 6.5% | — |

## Multimodal

- GPT-6 Sol: 47.6 (#9)
- MiMo-V2.6-Pro: 40.2 (#40)

| Benchmark | GPT-6 Sol | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Vision | — | 1265 |
| Furniture Assembly | 58.3% | — |

## Multilingual

- GPT-6 Sol: 51.0 (#113)
- MiMo-V2.6-Pro: 57.0 (#15)

| Benchmark | GPT-6 Sol | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Non-English | 1389 | 1474 |
| LMArena Chinese | 1416 | 1532 |
| LMArena Russian | 1407 | 1481 |
| LMArena Spanish | 1377 | — |

## Instruction Following

- GPT-6 Sol: 74.4 (#97)
- MiMo-V2.6-Pro: 78.2 (#10)

| Benchmark | GPT-6 Sol | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Instruction Following | 1406 | 1490 |

## Long Context

- GPT-6 Sol: 43.2 (#100)
- MiMo-V2.6-Pro: 46.0 (#26)

| Benchmark | GPT-6 Sol | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Longer Query | 1415 | 1500 |

## Writing & Preference

- GPT-6 Sol: 72.3 (#15)
- MiMo-V2.6-Pro: 66.9 (#32)

| Benchmark | GPT-6 Sol | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Text | 1396 | 1491 |
| LMArena Creative Writing | 1392 | 1465 |
| LMArena Multi-Turn | 1405 | 1463 |
| EQ-Bench Creative Writing | 2125 | — |

## FAQ

### Is GPT-6 Sol better than MiMo-V2.6-Pro?

GPT-6 Sol is the stronger model overall, scoring 49.2 to 46.7 on the Noometry Index. MiMo-V2.6-Pro costs 7.4× less per token, which makes it the better buy when GPT-6 Sol's lead doesn't matter for your workload.

### Which is cheaper, GPT-6 Sol or MiMo-V2.6-Pro?

MiMo-V2.6-Pro is cheaper. It lists at $0.43 per million input tokens and $0.87 per million output tokens; GPT-6 Sol lists at $2 and $10.

### Is GPT-6 Sol or MiMo-V2.6-Pro better for coding?

GPT-6 Sol scores higher on coding benchmarks: 59.6 versus 53.2 in the Noometry coding category.

### Which has the bigger context window?

GPT-6 Sol does, with 1.05M tokens against 1.05M.

### How many benchmarks do GPT-6 Sol and MiMo-V2.6-Pro share?

13 benchmarks have published results for both models. GPT-6 Sol has 22 scored results on Noometry and MiMo-V2.6-Pro has 14.