Gemini 3.1 Pro Preview Custom Tools vs Nemotron 3 Ultra
Detailed technical comparison between Gemini 3.1 Pro Preview Custom Tools (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 Custom Tools
1,048,576 tokensTie
Equal CapabilityTie
Equal SpeedNemotron 3 Ultra
$0.50 / MTokGemini 3.1 Pro Preview Custom Tools
Gemini 3.1 Pro Preview Custom Tools is a variant of Gemini 3.1 Pro that improves tool selection behavior by preventing overuse of a general bash tool when more efficient third-party...
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 Custom Tools | 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 | 2026-02-25 | 2026-06-04 |
API Pricing Comparison
Input Price per Million Tokens
Gemini 3.1 Pro Preview Custom Tools
$2.00
Nemotron 3 Ultra
$0.50
Output Price per Million Tokens
Gemini 3.1 Pro Preview Custom Tools
$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 Custom Tools.
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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 Custom Tools Quirks & Gotchas
No developer gotchas reported.
Nemotron 3 Ultra Quirks & Gotchas
No developer gotchas reported.
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