Model comparison
Gemini 3.1 Pro Preview Custom Tools vs Gemma 4 26B A4B (free)
Compare Gemini 3.1 Pro Preview Custom Tools and Gemma 4 26B A4B (free): input/output $/Mtoken, context window, modalities, and license. OpenRouter-synced pricing.
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-part
Gemma 4 26B A4B (free)
Gemma 4 26B A4B IT is an instruction-tuned Mixture-of-Experts (MoE) model from Google DeepMind. Despite 25.2B total parameters, only 3.8B activate per token during inference — deli
| Metric | Gemini 3.1 Pro Preview Custom Tools | Gemma 4 26B A4B (free) |
|---|---|---|
| Provider | ||
| Context window | 1,048,756 | 262,144 |
| Input $/Mtok | $2.00 | $0 |
| Output $/Mtok | $12.00 | $0 |
| Modalities | text, audio, vision, video | vision, text, video |
| License | closed | open-weights |
Quick take
On input price, Gemma 4 26B A4B (free) is cheaper at $0/Mtok. For context window, Gemini 3.1 Pro Preview Custom Tools leads with 1,048,756 tokens.
Pick based on your workload: high-volume cheap inference vs long-document / agent loops. Enterprise DNA can wire either model into Omni with evals, secrets, and job orchestration.