head-to-head
xAI: Grok 4.3 vs OpenAI GPT Mini Latest
Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-07-31.
| xAI: Grok 4.3 | OpenAI GPT Mini Latest | |
|---|---|---|
| Vendor | x-ai | ~openai |
| Quality Score | 100 | 100 |
| Benchmark Score | 58.0 | - |
| Input Price | $1.25/M | $0.75/M |
| Output Price | $2.50/M | $4.50/M |
| Context Window | 1,000,000 | 400,000 |
| Max Output | - | 128,000 |
| Tool Calling | ✓ | ✓ |
| Structured Output | ✓ | ✓ |
| Reasoning Mode | ✓ | ✓ |
| Vision | ✓ | ✓ |
| Audio | - | - |
| Benchmark Scores | ||
| ai_index | 62.0 | - |
| ai_index_agentic | 39.8 | - |
| ai_index_coding | 69.7 | - |
Who wins by task?
| Task | xAI: Grok 4.3 | OpenAI GPT Mini Latest |
|---|---|---|
| SQL Generation | 158 | 133 |
| Code Review | 155 | 132 |
| Code Completion | 120 | 130 |
| Code Refactoring | 155 | 136 |
| Bug Fixing | 164 | 136 |
| Unit Test Generation | 144 | 124 |
| Code Documentation | 139 | 130 |
| Regex Writing | 130 | 119 |
| CI/CD Pipelines | 136 | 120 |
| Frontend Component Design | 138 | 122 |
| Data Analysis | 153 | 124 |
| CSV / Spreadsheet Cleanup | 147 | 133 |
| ETL Scripting | 145 | 128 |
| JSON Extraction | 134 | 130 |
| Bulk Data Labeling | 124 | 128 |
| OCR / Document Parsing | 141 | 131 |
| Table Extraction from PDFs | 141 | 131 |
| Long-Document Summarization | 152 | 137 |
| Short-Form Summarization | 120 | 123 |
| Blog Post Writing | 134 | 121 |
Scores reflect capability match + benchmark data + pricing for each task. Methodology →
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