Gemini 1.5 Flash 8B vs Gemini 3.5 Flash
Google vs Google — benchmarks, pricing, and capabilities side by side.
- •Gemini 3.5 Flash has the higher intelligence index (92.2 vs 48.4)
- •Gemini 1.5 Flash 8B is cheaper ($0.07 vs $1.50 per 1M input)
- •Gemini 3.5 Flash is faster
| Gemini 1.5 Flash 8B | Gemini 3.5 Flash | |
|---|---|---|
| Intelligence index | 48.4 | 92.2 |
| Developer | ||
| Type | Multimodal | Multimodal |
| Access | API only | API only |
| Context window | 1,048,576 tokens | 1,048,576 tokens |
| Input price | $0.07 / 1M | $1.50 / 1M |
| Output price | $0.30 / 1M | $9.00 / 1M |
| Speed | 150 tok/s | 221 tok/s |
| Released | March 15, 2024 | May 19, 2026 |
| Parameters | 8000000000 | — |
| Input modalities | — | Text, Image, Audio, Video |
| Output modalities | — | Text |
Shared benchmarks
Gemini 1.5 Flash 8B
Gemini 3.5 Flash
GPQA Diamond
38.4
92.2
Humanity’s Last Exam
4.5
41