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 2026-05-01.
| xAI: Grok 4.3 | OpenAI GPT Mini Latest | |
|---|---|---|
| Vendor | x-ai | ~openai |
| Quality Score | 100 | 100 |
| 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 | - | - |
Who wins by task?
| Task | xAI: Grok 4.3 | OpenAI GPT Mini Latest |
|---|---|---|
| SQL Generation | 133 | 133 |
| Code Completion | 119 | 130 |
| Code Documentation | 131 | 130 |
| Regex Writing | 119 | 119 |
| CSV / Spreadsheet Cleanup | 133 | 133 |
| JSON Extraction | 123 | 130 |
| Bulk Data Labeling | 120 | 128 |
| Long-Document Summarization | 137 | 137 |
| Short-Form Summarization | 115 | 123 |
| Blog Post Writing | 121 | 121 |
Scores reflect capability match + benchmark data + pricing for each task. Methodology →
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