Gemini 3.1 Flash Lite Preview
Gemini 3.1 Flash Lite Preview is the efficiency-focused model in the Gemini 3.1 generation for budget-constrained, high-volume workloads, with notable gains in translation, data extraction, and code completion over Gemini 2.5 Flash Lite and four configurable thinking levels.
ReasoningTool UseImplicit CachingFile InputVision (Image)Web Search
index.ts
import { streamText } from 'ai'
const result = streamText({ model: 'google/gemini-3.1-flash-lite-preview', prompt: 'Why is the sky blue?'})More models by Google
| Model |
|---|
| 1M | 1.8s | 196tps | $1.50/M | $7.50/M | Read:$0.15/M Write:— | $14/K + input costs | +3 |   | 07/21/2026 | |||
| 1M | 2.1s | 187tps | $1.50/M | $9/M | Read:$0.15/M Write:— | $14/K + input costs | +3 | | 05/19/2026 | |||
| 1M | 4.2s | 112tps | $2/M | $12/M | Read: $0.2/M Write: — | $14/K + input costs | +3 | | 02/19/2026 | |||
| 1M | 0.7s | 174tps | $0.50/M | $3/M | Read: $0.05/M Write: — | $14/K + input costs | +3 | | 12/17/2025 | |||
| 1M | 0.3s | 253tps | $0.10/M | $0.40/M | Read:$0.01/M Write:— | $35/K + input costs | +3 | | 06/17/2025 | |||
| 1M | 0.4s | 200tps | $0.30/M | $2.50/M | Read:$0.03/M Write:— | $35/K + input costs | +3 | | 03/20/2025 |