The AI arena is free today

Open Superagent

GPT-6 Sol vs MiMo-V2.6-Flash

GPT-6 Sol and MiMo-V2.6-Flash are closely matched at 49.4 and 45.7 on the LLM Stats Score. MiMo-V2.6-Flash is 22.9x cheaper per token.

OpenAI · Xiaomi · Updated for 2026

Which is better?

GPT-6 Sol and MiMo-V2.6-Flash are closely matched on the overall LLM Stats Score at 49.4 and 45.7.

In the 3 individual benchmarks reported for both models, GPT-6 Sol wins 2; this is a narrower head-to-head signal than the composite indexes.

On price, MiMo-V2.6-Flash is roughly 22.9x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

GPT-6 Sol also accepts a larger context window (1,050,000 input tokens), making it the stronger choice for long documents and large codebases.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose GPT-6 Sol

  • you value its reported benchmark strengths — it wins 2 of 3 exact shared results
  • you process long inputs — it offers a 1,050,000 token context window

Choose MiMo-V2.6-Flash

  • cost matters — it's about 22.9x cheaper per token
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Core performance indexes
49.4
#21
45.7
#31
45.6
#29
43.1
#45
35.8
#25
36.3
#22
36.7
#15
33.0
#28
Cost, coverage & limits
Benchmark wins
2 of 3
1 of 3
Input price
$2.00 / M
$0.14 / M
Output price
$10.00 / M
$0.28 / M
Context window
1,050,000
1,048,576

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
GPT-6 Sol
MiMo-V2.6-Flash
26.6#25
25.7#29
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

5 reported for GPT-6 Sol · 16 for MiMo-V2.6-Flash

3 shared

GPT-6 Sol outperforms in 2 benchmarks (Agents' Last Exam, DeepSWE 1.1), while MiMo-V2.6-Flash is better at 1 benchmark (AutomationBench v1.0.6).

GPT-6 Sol shows notably better performance in the majority of benchmarks.

Tue Sep 22 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

MiMo-V2.6-Flash costs less

For input processing, GPT-6 Sol ($2.00/1M tokens) is 14.3x more expensive than MiMo-V2.6-Flash ($0.14/1M tokens).

For output processing, GPT-6 Sol ($10.00/1M tokens) is 35.7x more expensive than MiMo-V2.6-Flash ($0.28/1M tokens).

In conclusion, GPT-6 Sol is more expensive than MiMo-V2.6-Flash.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Tue Sep 22 2026 • llm-stats.com
OpenAI
GPT-6 Sol
Input tokens$2.00
Output tokens$10.00
Best providerOpenAI
Xiaomi
MiMo-V2.6-Flash
Input tokens$0.14
Output tokens$0.28
Best providerXiaomi
Notice missing or incorrect data?Start an Issue

Context Window

Maximum input and output token capacity

GPT-6 Sol accepts 1,050,000 input tokens compared to MiMo-V2.6-Flash's 1,048,576 tokens. Only GPT-6 Sol specifies output context (128,000 tokens).

OpenAI
GPT-6 Sol
Input1,050,000 tokens
Output128,000 tokens
Xiaomi
MiMo-V2.6-Flash
Input1,048,576 tokens
Output- tokens
Tue Sep 22 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both GPT-6 Sol and MiMo-V2.6-Flash support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

GPT-6 Sol

Text
Images
Audio
Video

MiMo-V2.6-Flash

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-6 Sol is licensed under a proprietary license, while MiMo-V2.6-Flash uses MIT.

License differences may affect how you can use these models in commercial or open-source projects.

GPT-6 Sol

Proprietary

Closed source

MiMo-V2.6-Flash

MIT

Open weights

Release Timeline

When each model was launched

Both models were released on 2026-09-22.

They likely represent similar generations of model development.

GPT-6 Sol

Sep 22, 2026

0 days ago

MiMo-V2.6-Flash

Sep 22, 2026

0 days ago

Knowledge Cutoff

When training data ends

GPT-6 Sol has a documented knowledge cutoff of 2026-04-20, while MiMo-V2.6-Flash's cutoff date is not specified.

We can confirm GPT-6 Sol's training data extends to 2026-04-20, but cannot make a direct comparison without MiMo-V2.6-Flash's cutoff date.

GPT-6 Sol

Apr 2026

MiMo-V2.6-Flash

Provider Availability

GPT-6 Sol is available from OpenAI. MiMo-V2.6-Flash is available from Xiaomi.

GPT-6 Sol

openai logo
OpenAI
Input Price:Input: $2.00/1MOutput Price:Output: $10.00/1M

MiMo-V2.6-Flash

xiaomi logo
Xiaomi
Input Price:Input: $0.14/1MOutput Price:Output: $0.28/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Judge for yourself.

Run your own prompts against GPT-6 Sol and MiMo-V2.6-Flash side-by-side, then vote on the output you prefer.

GPT-6 Sol
✓ Preferred
MiMo-V2.6-Flash
Open in Playground

FAQ

Common questions about GPT-6 Sol vs MiMo-V2.6-Flash.

Which is better, GPT-6 Sol or MiMo-V2.6-Flash?

GPT-6 Sol and MiMo-V2.6-Flash are closely matched on the LLM Stats Score at 49.4 and 45.7. GPT-6 Sol is made by OpenAI and MiMo-V2.6-Flash is made by Xiaomi. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does GPT-6 Sol compare to MiMo-V2.6-Flash in benchmarks?

GPT-6 Sol scores DeepSWE 1.1: 68.8%, OSWorld 2.0: 64.4%, Agents' Last Exam: 56.4%, FrontierCode 1.1: 49.3%, AutomationBench v1.0.6: 33.2%. MiMo-V2.6-Flash scores CyberGym: 95.1%, Terminal-Bench 2.1: 87.6%, OSWorld-Verified: 80.8%, MiMo Cyber Bench: 77.2%, Toolathlon-Verified: 73.6%.

Is GPT-6 Sol cheaper than MiMo-V2.6-Flash?

MiMo-V2.6-Flash is 14.3x cheaper for input tokens. GPT-6 Sol costs $2.00/M input and $10.00/M output via openai. MiMo-V2.6-Flash costs $0.14/M input and $0.28/M output via xiaomi.

What are the context window sizes for GPT-6 Sol and MiMo-V2.6-Flash?

GPT-6 Sol supports 1.1M tokens and MiMo-V2.6-Flash supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between GPT-6 Sol and MiMo-V2.6-Flash?

Key differences include LLM Stats Score (49.4 vs 45.7), context window (1.1M vs 1.0M), input pricing ($2.00 vs $0.14/M), licensing (Proprietary vs MIT). See the full comparison above for benchmark-by-benchmark results.

Who makes GPT-6 Sol and MiMo-V2.6-Flash?

GPT-6 Sol is developed by OpenAI and MiMo-V2.6-Flash is developed by Xiaomi.