head-to-head
SpaceXAI: Grok 4.6 vs StepFun: Step 3.7 Flash
Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-08-13.
| SpaceXAI: Grok 4.6 | StepFun: Step 3.7 Flash | |
|---|---|---|
| Vendor | x-ai | stepfun |
| Quality Score | 100 | 100 |
| Benchmark Score | 99.8 | 50.1 |
| Input Price | $2.00/M | $0.20/M |
| Output Price | $6.00/M | $1.15/M |
| Context Window | 500,000 | 262,144 |
| Max Output | - | 256,000 |
| Tool Calling | ✓ | ✓ |
| Structured Output | ✓ | ✓ |
| Reasoning Mode | ✓ | ✓ |
| Vision | ✓ | ✓ |
| Audio | - | - |
| Benchmark Scores | ||
| ai_index | 100.0 | 51.0 |
| ai_index_agentic | 96.8 | 35.9 |
| ai_index_coding | 100.0 | 65.3 |
Who wins by task?
| Task | SpaceXAI: Grok 4.6 | StepFun: Step 3.7 Flash |
|---|---|---|
| SQL Generation | 175 | 153 |
| Code Review | 171 | 146 |
| Code Completion | 120 | 130 |
| Code Refactoring | 167 | 144 |
| Bug Fixing | 187 | 155 |
| Unit Test Generation | 157 | 139 |
| Code Documentation | 144 | 133 |
| Regex Writing | 138 | 129 |
| CI/CD Pipelines | 147 | 131 |
| Frontend Component Design | 149 | 136 |
| Data Analysis | 177 | 150 |
| CSV / Spreadsheet Cleanup | 155 | 141 |
| ETL Scripting | 157 | 138 |
| JSON Extraction | 140 | 142 |
| Bulk Data Labeling | 125 | 133 |
| OCR / Document Parsing | 147 | 138 |
| Table Extraction from PDFs | 147 | 138 |
| Long-Document Summarization | 163 | 142 |
| Short-Form Summarization | 124 | 128 |
| Blog Post Writing | 143 | 130 |
Scores reflect capability match + benchmark data + pricing for each task. Methodology →
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