Gemini 3.1 Pro Preview Custom Tools vs Gemma 3n 4B
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Gemini 3.1 Pro Preview Custom Tools and Gemma 3n 4B.
Gemini 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...
Gemma 3n 4B
Gemma 3n E4B-it is optimized for efficient execution on mobile and low-resource devices, such as phones, laptops, and tablets. It supports multimodal inputs—including text, visual data, and audio—enabling diverse tasks...
Technical Specifications
| Specification | Gemini 3.1 Pro Preview Custom Tools | Gemma 3n 4B |
|---|---|---|
| Provider | ||
| Context Window | 1,048,756 tokens | 32,768 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 | stable |
| API Available | Yes | Yes |
| Released Date | 2026-02-25 | 2025-05-20 |
API Pricing Comparison
Input Price per Million Tokens
Gemini 3.1 Pro Preview Custom Tools
$2.00
Gemma 3n 4B
$0.06
Output Price per Million Tokens
Gemini 3.1 Pro Preview Custom Tools
$12.00
Gemma 3n 4B
$0.12
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Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Gemini 3.1 Pro Preview Custom Tools Quirks & Gotchas
No developer gotchas reported.
Gemma 3n 4B Quirks & Gotchas
No developer gotchas reported.