head-to-head

OpenAI: GPT-6 Sol Pro (batch) vs Xiaomi: MiMo-V2.6-Flash

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-10-13.

OpenAI: GPT-6 Sol Pro (batch) Xiaomi: MiMo-V2.6-Flash
Vendoropenaixiaomi
Quality Score100100
Benchmark Score-63.3
Input Price$1.00/M$0.14/M
Output Price$5.00/M$0.28/M
Context Window1,050,0001,050,000
Max Output128,000131,072
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio-✓
Benchmark Scores
ai_index-62.5

The verdict

For a sample job of 1 million input tokens and 250,000 output tokens, MiMo-V2.6-Flash costs $0.21 and GPT-6 Sol Pro (batch) costs $2.25, so MiMo-V2.6-Flash is about 10.7 times cheaper for the same work.

Both read up to 1,050,000 tokens at once, roughly 1,575 pages of text.

Only MiMo-V2.6-Flash offers audio input and video input.

Across the 20 tasks where they differ, MiMo-V2.6-Flash on 20 (SQL Generation, Code Review, Code Completion and others).

Pick MiMo-V2.6-Flash if you need lower cost, audio input, video input or the stronger all-round task scores.

Costs use current list prices per million tokens; page counts assume about 0.75 words per token and 500 words per page.

Who wins by task?

TaskOpenAI: GPT-6 Sol Pro (batch)Xiaomi: MiMo-V2.6-Flash
SQL Generation 133 141
Code Review 132 143
Code Completion 118 133
Code Refactoring 136 146
Bug Fixing 136 147
Unit Test Generation 124 131
Code Documentation 130 137
Regex Writing 118 126
CI/CD Pipelines 120 127
Frontend Component Design 122 129
Data Analysis 124 133
CSV / Spreadsheet Cleanup 133 136
ETL Scripting 128 136
JSON Extraction 122 131
Bulk Data Labeling 120 129
OCR / Document Parsing 131 134
Table Extraction from PDFs 131 134
Long-Document Summarization 137 148
Short-Form Summarization 114 127
Blog Post Writing 121 129

Scores reflect capability match + benchmark data + pricing for each task. Methodology →

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