head-to-head
Xiaomi: MiMo-V2.5 vs OpenAI: GPT-5.4 Mini
Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-06-22.
| Xiaomi: MiMo-V2.5 | OpenAI: GPT-5.4 Mini | |
|---|---|---|
| Vendor | xiaomi | openai |
| Quality Score | 100 | 100 |
| Benchmark Score | - | 70.8 |
| Input Price | $0.14/M | $0.75/M |
| Output Price | $0.28/M | $4.50/M |
| Context Window | 1,048,576 | 400,000 |
| Max Output | 131,072 | 128,000 |
| Tool Calling | ✓ | ✓ |
| Structured Output | ✓ | ✓ |
| Reasoning Mode | ✓ | ✓ |
| Vision | ✓ | ✓ |
| Audio | ✓ | - |
| Benchmark Scores | ||
| ai_index | - | 66.0 |
| ai_index_agentic | - | 49.8 |
| ai_index_coding | - | 92.5 |
Who wins by task?
| Task | Xiaomi: MiMo-V2.5 | OpenAI: GPT-5.4 Mini |
|---|---|---|
| SQL Generation | 134 | 164 |
| Code Review | 132 | 159 |
| Code Completion | 131 | 132 |
| Code Refactoring | 136 | 158 |
| Bug Fixing | 136 | 170 |
| Unit Test Generation | 124 | 148 |
| Code Documentation | 131 | 140 |
| Regex Writing | 119 | 132 |
| CI/CD Pipelines | 120 | 139 |
| Frontend Component Design | 122 | 141 |
| Data Analysis | 124 | 160 |
| CSV / Spreadsheet Cleanup | 134 | 151 |
| ETL Scripting | 128 | 149 |
| JSON Extraction | 131 | 146 |
| Bulk Data Labeling | 129 | 133 |
| OCR / Document Parsing | 131 | 144 |
| Table Extraction from PDFs | 131 | 144 |
| Long-Document Summarization | 138 | 154 |
| Short-Form Summarization | 123 | 129 |
| Blog Post Writing | 122 | 136 |
Scores reflect capability match + benchmark data + pricing for each task. Methodology →
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