Anthropic: Claude Sonnet 4.6 vs NVIDIA: Nemotron 3 Ultra (free)
Based on weekly OpenRouter usage tracked by AI Tier List, NVIDIA: Nemotron 3 Ultra (free) ranks #6 overall — ahead of Anthropic: Claude Sonnet 4.6 at #12. NVIDIA: Nemotron 3 Ultra (free) is cheaper on input tokens at Free/1M vs $3/1M for Anthropic: Claude Sonnet 4.6.
Spec Comparison
| Anthropic: Claude Sonnet 4.6 | NVIDIA: Nemotron 3 Ultra (free) | |
|---|---|---|
| Author | anthropic | nvidia |
| Input price (per 1M tokens) | $3 | Free |
| Output price (per 1M tokens) | $15 | Free |
| Context window | 1M | 1M |
| Input modalities | text, image, file | text |
| Output modalities | text | text |
| AA Intelligence | 47.2 | — |
| AA Coding | 63.0 | — |
| AA Agentic | 40.8 | — |
| Released | Feb 2026 | Jun 2026 |
Usage Rank by Task
| Task | Anthropic: Claude Sonnet 4.6 | NVIDIA: Nemotron 3 Ultra (free) |
|---|---|---|
| Overall | #12 | #6 |
| Memory Extraction | — | #5 |
| Multi-step Planning | — | #9 |
| Web Search | #9 | #8 |
| Debugging | — | #6 |
| DevOps Config | — | #6 |
| File Read/Write | — | #8 |
| Frontend UI | — | #8 |
| Code Implementation | — | #8 |
| Repo Analysis | — | #7 |
| Code Review & Security | — | #8 |
| Shell Execution | — | #8 |
| SQL & Database | — | #9 |
| Content Writing | #8 | — |
| Conversation | — | #6 |
FAQ
Usage ranks are weekly data aggregated by OpenRouter. Prices are USD per 1M tokens.