Gemini 3 Flash vs Grok-3 Mini
Google vs xAI — benchmarks, pricing, and capabilities side by side.
- •Gemini 3 Flash has the higher intelligence index (90.2 vs 85.9)
- •Grok-3 Mini is cheaper ($0.30 vs $0.50 per 1M input)
- •Gemini 3 Flash is faster
- •Gemini 3 Flash has a larger context window (1M)
| Gemini 3 Flash | Grok-3 Mini | |
|---|---|---|
| Intelligence index | 90.2 | 85.9 |
| Developer | xAI | |
| Type | Multimodal | Multimodal |
| Access | API only | API only |
| Context window | 1,048,576 tokens | 128,000 tokens |
| Input price | $0.50 / 1M | $0.30 / 1M |
| Output price | $3.00 / 1M | $0.50 / 1M |
| Speed | 191 tok/s | 100 tok/s |
| Released | December 17, 2025 | February 17, 2025 |
| Parameters | — | — |
| Input modalities | Text, Image, Audio, Video | — |
| Output modalities | Text | — |
Shared benchmarks
Gemini 3 Flash
Grok-3 Mini
AIME 2025
97
90.8
GPQA Diamond
90.4
84
LiveCodeBench
90.8
80.4