DeepSeek V4 Pro vs Nemotron 3 Ultra
Detailed technical comparison between DeepSeek V4 Pro (DeepSeek) and Nemotron 3 Ultra (Nvidia). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.
Comparison Snapshot
DeepSeek V4 Pro
1,048,576 tokensTie
Equal CapabilityTie
Equal SpeedDeepSeek V4 Pro
$0.43 / MTokDeepSeek V4 Pro
DeepSeek V4 Pro is a large-scale Mixture-of-Experts model from DeepSeek with 1.6T total parameters and 49B activated parameters, supporting a 1M-token context window. It is designed for advanced reasoning, coding,...
Nemotron 3 Ultra
NVIDIA Nemotron 3 Ultra is an open frontier-reasoning and orchestration model from NVIDIA, with 55B active parameters out of 550B total (MoE). Built on a hybrid Transformer-Mamba mixture-of-experts architecture, it...
Technical Specifications
🏆 = Superior Spec| Specification | DeepSeek V4 Pro | Nemotron 3 Ultra |
|---|---|---|
| Provider | DeepSeek | Nvidia |
| Context Window | 1,048,576 tokens🏆 | 512,288 tokens |
| Agent Suitability | 94/100 | N/A |
| Time to First Token (TTFT) | 280 ms | N/A |
| Deployment Model | managed api | managed api |
| Production Stability | stable | beta |
| API Available | Yes | Yes |
| Released Date | 2026-04-24 | 2026-06-04 |
API Pricing Comparison
Input Price per Million Tokens
DeepSeek V4 Pro
$0.43
Nemotron 3 Ultra
$0.50
Output Price per Million Tokens
DeepSeek V4 Pro
$0.87
Nemotron 3 Ultra
$2.20
💡 Cost Ratio: DeepSeek V4 Pro is 1.1x cheaper per input token than Nemotron 3 Ultra.
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Benchmark Performance Metrics
Standardized Scores (0–100%)Scores show verified raw accuracy percentages across standardized AI evaluation suites. Higher bars indicate superior performance in that domain.
DeepSeek V4 Pro Quirks & Gotchas
- ▸MoE architecture — cold-start latency on first request, use keep-alive
- ▸Best cost-performance ratio of any frontier model — strong tool calling for agentic use
Nemotron 3 Ultra Quirks & Gotchas
No developer gotchas reported.
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