NVIDIA: Nemotron 3 Nano Omni (free) vs MoonshotAI: Kimi K2.5
Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-11-07.
| NVIDIA: Nemotron 3 Nano Omni (free) | MoonshotAI: Kimi K2.5 | |
|---|---|---|
| Vendor | nvidia | moonshotai |
| Quality Score | 100 | 100 |
| Benchmark Score | - | 64.3 |
| Input Price | Free | $0.53/M |
| Output Price | Free | $3.33/M |
| Context Window | 256,000 | 262,144 |
| Max Output | 65,536 | 65,536 |
| Tool Calling | ✓ | ✓ |
| Structured Output | - | ✓ |
| Reasoning Mode | ✓ | ✓ |
| Vision | ✓ | ✓ |
| Audio | ✓ | - |
| Benchmark Scores | ||
| ai_index | - | 62.9 |
| eqbench | - | 55.2 |
The verdict
For a sample job of 1 million input tokens and 250,000 output tokens, Nemotron 3 Nano Omni (free) costs $0 and Kimi K2.5 costs $1.36, so Nemotron 3 Nano Omni (free) is free for the same work.
Both take in a similar amount of text: 256,000 and 262,144 tokens, about 384 and 393 pages.
Only Nemotron 3 Nano Omni (free) offers audio input and video input; only Kimi K2.5 offers structured output.
Across the 20 tasks where they differ, Kimi K2.5 on 20 (SQL Generation, Code Review, Code Completion and others).
Nemotron 3 Nano Omni (free) was released in April 2026 and Kimi K2.5 in January 2026.
Pick Nemotron 3 Nano Omni (free) if you need lower cost, audio input or video input; pick Kimi K2.5 if you need structured output or the stronger all-round task scores.
Costs use current list prices per million tokens; page counts assume about 0.75 words per token and 500 words per page.
Who wins by task?
| Task | NVIDIA: Nemotron 3 Nano Omni (free) | MoonshotAI: Kimi K2.5 |
|---|---|---|
| SQL Generation | 123 | 142 |
| Code Review | 122 | 145 |
| Code Completion | 129 | 131 |
| Code Refactoring | 123 | 145 |
| Bug Fixing | 130 | 149 |
| Unit Test Generation | 113 | 132 |
| Code Documentation | 126 | 135 |
| Regex Writing | 120 | 127 |
| CI/CD Pipelines | 113 | 128 |
| Frontend Component Design | 118 | 131 |
| Data Analysis | 120 | 136 |
| CSV / Spreadsheet Cleanup | 116 | 133 |
| ETL Scripting | 118 | 136 |
| JSON Extraction | 120 | 131 |
| Bulk Data Labeling | 126 | 128 |
| OCR / Document Parsing | 120 | 133 |
| Table Extraction from PDFs | 120 | 133 |
| Long-Document Summarization | 129 | 146 |
| Short-Form Summarization | 124 | 127 |
| Blog Post Writing | 119 | 130 |
Scores reflect capability match + benchmark data + pricing for each task. Methodology →