head-to-head
Google: Gemini 3.5 Flash Lite vs SpaceXAI: Grok 4.5
Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-08-13.
| Google: Gemini 3.5 Flash Lite | SpaceXAI: Grok 4.5 | |
|---|---|---|
| Vendor | x-ai | |
| Quality Score | 100 | 100 |
| Benchmark Score | 62.3 | 91.5 |
| Input Price | $0.30/M | $2.00/M |
| Output Price | $2.50/M | $6.00/M |
| Context Window | 1,048,576 | 500,000 |
| Max Output | 65,536 | - |
| Tool Calling | ✓ | ✓ |
| Structured Output | ✓ | ✓ |
| Reasoning Mode | ✓ | ✓ |
| Vision | ✓ | ✓ |
| Audio | ✓ | - |
| Benchmark Scores | ||
| ai_index | 61.8 | 92.0 |
| ai_index_agentic | 44.8 | 80.6 |
| ai_index_coding | 81.4 | 100.0 |
Who wins by task?
| Task | Google: Gemini 3.5 Flash Lite | SpaceXAI: Grok 4.5 |
|---|---|---|
| SQL Generation | 161 | 172 |
| Code Review | 157 | 168 |
| Code Completion | 132 | 120 |
| Code Refactoring | 156 | 165 |
| Bug Fixing | 166 | 182 |
| Unit Test Generation | 146 | 155 |
| Code Documentation | 140 | 143 |
| Regex Writing | 131 | 136 |
| CI/CD Pipelines | 137 | 145 |
| Frontend Component Design | 139 | 147 |
| Data Analysis | 157 | 172 |
| CSV / Spreadsheet Cleanup | 149 | 154 |
| ETL Scripting | 147 | 155 |
| JSON Extraction | 145 | 139 |
| Bulk Data Labeling | 133 | 125 |
| OCR / Document Parsing | 143 | 147 |
| Table Extraction from PDFs | 143 | 147 |
| Long-Document Summarization | 153 | 160 |
| Short-Form Summarization | 129 | 123 |
| Blog Post Writing | 135 | 141 |
Scores reflect capability match + benchmark data + pricing for each task. Methodology →
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