Gemini 3.1 Pro Preview vs Nemotron 3 Ultra
Detailed technical comparison between Gemini 3.1 Pro Preview (Google) 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
Gemini 3.1 Pro Preview
1,048,576 tokensTie
Equal CapabilityTie
Equal SpeedNemotron 3 Ultra
$0.50 / MTokGemini 3.1 Pro Preview
Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage across complex workflows. Building on the multimodal foundation...
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 | Gemini 3.1 Pro Preview | Nemotron 3 Ultra |
|---|---|---|
| Provider | Nvidia | |
| Context Window | 1,048,576 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 | beta | beta |
| API Available | Yes | Yes |
| Released Date | 2026-02-19 | 2026-06-04 |
API Pricing Comparison
Input Price per Million Tokens
Gemini 3.1 Pro Preview
$2.00
Nemotron 3 Ultra
$0.50
Output Price per Million Tokens
Gemini 3.1 Pro Preview
$12.00
Nemotron 3 Ultra
$2.20
💡 Cost Ratio: Nemotron 3 Ultra is 4.0x cheaper per input token than Gemini 3.1 Pro Preview.
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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.
Gemini 3.1 Pro Preview Quirks & Gotchas
No developer gotchas reported.
Nemotron 3 Ultra Quirks & Gotchas
No developer gotchas reported.
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