Model decision surface
Compare AI models
Start with Gemini 3.1 Pro Preview and Gemma 3 12B, or choose any two current ranked language models. Compare capability evidence, price, context, provider availability, and weight access without pretending one field decides every use case.
Current public data
Gemini 3.1 Pro Preview vs Gemma 3 12B
Live dataset updated 11/7/2026, 12:54:46 AM UTC
Open 1200×630 evidence receipt| Field | Gemini 3.1 Pro Preview | Gemma 3 12B |
|---|---|---|
| ModelCap position | #10 | #193 |
| Index score | 80.9 | 36.4 |
| Evidence | Measured3 public benchmark observations across 3 boards | Measured2 public benchmark observations across 2 boards |
| Input / 1M | $2.00 | $0.05 |
| Output / 1M | $12.00 | $0.15 |
| Pricing status | fresh | fresh |
| Context | 1M | 131K |
| Providers | 2 | 2 |
| Weight access | No linked weights | Gated access |
Decision facts
- Gemini 3.1 Pro Preview is #10; Gemma 3 12B is #193 on the same current language board.
- Index scores are 80.9 for Gemini 3.1 Pro Preview and 36.4 for Gemma 3 12B. Their published uncertainty intervals do not overlap, but the aggregate Index does not predict performance on every task; compare the relevant benchmark configurations before choosing.
- Both positions use Measured evidence.
- Listed output price per 1M tokens is $12.00 for Gemini 3.1 Pro Preview and $0.15 for Gemma 3 12B. For 1,000 requests with 2,000 input and 500 output tokens each (2M input + 0.5M output), the listed-rate estimate is $10.00 for Gemini 3.1 Pro Preview versus $0.17 for Gemma 3 12B. Gemma 3 12B costs 98.3% less in this scenario. This excludes caching, batch discounts, prompt-length tiers, tool charges and retries; verify the selected endpoint before budgeting.
- Published context is 1,048,576 tokens for Gemini 3.1 Pro Preview and 131,072 for Gemma 3 12B.
- Weight access differs: Gemini 3.1 Pro Preview is none; Gemma 3 12B is gated.
These are separate published fields, not a synthetic winner. ModelCap does not collapse price, access, context, and capability evidence into a hidden recommendation score.
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Each comparison page is a permanent, shareable URL with the same live figures as this tool: ModelCap Index position, API pricing, context window, provider count, weight access and every shared benchmark board.