Gemini 3.1 Pro vs Grok 4
Side-by-side comparison of API pricing, context windows, and capabilities. Both models are available through one MeshTok API key at official list pricing.
Cheaper input: Gemini 3.1 Pro ($2.00/M) · Longer context: Gemini 3.1 Pro (1.048576M)
 |  xAI | |
|---|---|---|
| Input price | $2.00/M | $3.00/M |
| Output price | $12.00/M | $15.00/M |
| Context window | 1.048576M | 256K |
| Vendor | xAI | |
| Origin | US | US |
| Image input | Yes | Yes |
| Video input | Yes | No |
| Audio input | Yes | No |
| Reasoning | Yes | Yes |
| Coding | No | No |
| Tool use | Yes | Yes |