GPT-5.2 vs Nemotron 3 Ultra
Detailed technical comparison between GPT-5.2 (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 SpeedNemotron 3 Ultra
$0.50 / MTokGPT-5.2
GPT-5.2 is the latest frontier-grade model in the GPT-5 series, offering stronger agentic and long context perfomance compared to GPT-5.1. It uses adaptive reasoning to allocate computation dynamically, responding quickly...
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-5.2 | 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 | 2025-12-10 | 2026-06-04 |
API Pricing Comparison
Input Price per Million Tokens
GPT-5.2
$1.75
Nemotron 3 Ultra
$0.50
Output Price per Million Tokens
GPT-5.2
$14.00
Nemotron 3 Ultra
$2.20
💡 Cost Ratio: Nemotron 3 Ultra is 3.5x cheaper per input token than GPT-5.2.
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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.
GPT-5.2 Quirks & Gotchas
No developer gotchas reported.
Nemotron 3 Ultra Quirks & Gotchas
No developer gotchas reported.
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