head-to-head
OpenAI: GPT-5.6 Terra Pro vs MoonshotAI: Kimi K2.6
Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-07-11.
| OpenAI: GPT-5.6 Terra Pro | MoonshotAI: Kimi K2.6 | |
|---|---|---|
| Vendor | openai | moonshotai |
| Quality Score | 100 | 100 |
| Benchmark Score | - | 79.9 |
| Input Price | $2.50/M | $0.66/M |
| Output Price | $15.00/M | $3.41/M |
| Context Window | 1,050,000 | 262,144 |
| Max Output | 128,000 | 262,144 |
| Tool Calling | ✓ | ✓ |
| Structured Output | ✓ | ✓ |
| Reasoning Mode | ✓ | ✓ |
| Vision | ✓ | ✓ |
| Audio | - | - |
| Benchmark Scores | ||
| ai_index | - | 73.0 |
| ai_index_agentic | - | 49.9 |
| ai_index_coding | - | 100.0 |
| eqbench | - | 76.6 |
Who wins by task?
| Task | OpenAI: GPT-5.6 Terra Pro | MoonshotAI: Kimi K2.6 |
|---|---|---|
| SQL Generation | 132 | 168 |
| Code Review | 132 | 165 |
| Code Completion | 116 | 132 |
| Code Refactoring | 136 | 161 |
| Bug Fixing | 136 | 176 |
| Unit Test Generation | 124 | 153 |
| Code Documentation | 128 | 141 |
| Regex Writing | 116 | 136 |
| CI/CD Pipelines | 120 | 143 |
| Frontend Component Design | 122 | 146 |
| Data Analysis | 124 | 167 |
| CSV / Spreadsheet Cleanup | 132 | 152 |
| ETL Scripting | 128 | 152 |
| JSON Extraction | 120 | 147 |
| Bulk Data Labeling | 116 | 134 |
| OCR / Document Parsing | 131 | 145 |
| Table Extraction from PDFs | 131 | 145 |
| Long-Document Summarization | 136 | 158 |
| Short-Form Summarization | 112 | 131 |
| Blog Post Writing | 120 | 140 |
Scores reflect capability match + benchmark data + pricing for each task. Methodology →
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