GPT-5.4 Nano vs Nemotron 3 Ultra
Detailed technical comparison between GPT-5.4 Nano (OpenAI) 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
Nemotron 3 Ultra
512,288 tokensTie
Equal CapabilityTie
Equal SpeedGPT-5.4 Nano
$0.20 / MTokGPT-5.4 Nano
GPT-5.4 nano is the most lightweight and cost-efficient variant of the GPT-5.4 family, optimized for speed-critical and high-volume tasks. It supports text and image inputs and is designed for low-latency...
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 | GPT-5.4 Nano | Nemotron 3 Ultra |
|---|---|---|
| Provider | OpenAI | Nvidia |
| Context Window | 400,000 tokens | 512,288 tokens🏆 |
| Agent Suitability | N/A | N/A |
| Time to First Token (TTFT) | N/A | N/A |
| Deployment Model | managed api | managed api |
| Production Stability | stable | beta |
| API Available | Yes | Yes |
| Released Date | 2026-03-17 | 2026-06-04 |
API Pricing Comparison
Input Price per Million Tokens
GPT-5.4 Nano
$0.20
Nemotron 3 Ultra
$0.60
Output Price per Million Tokens
GPT-5.4 Nano
$1.25
Nemotron 3 Ultra
$3.60
💡 Cost Ratio: GPT-5.4 Nano is 3.0x cheaper per input token than Nemotron 3 Ultra.
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Run side-by-side prompt benchmarks in our dynamic multi-model Sandbox. Compare execution speeds, latency metrics, and compute actual costs in real-time.
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.
GPT-5.4 Nano Quirks & Gotchas
No developer gotchas reported.
Nemotron 3 Ultra Quirks & Gotchas
No developer gotchas reported.
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