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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?'
})
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