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Gemini 3.1 Flash Lite

Gemini 3.1 Flash Lite is the GA release of the efficiency tier in the Gemini 3.1 generation, with improvements in reasoning, multimodal understanding, agentic tool use, and long-context performance over 2.5 Flash Lite, plus four configurable thinking levels and a context window of 1M tokens.

Input and output price
Prices from: Input $0.25, Output $1.50, Per 1M tokens
24h uptime
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Get API keyRead the docs
import { streamText } from 'ai'


const result = streamText({
  model: 'google/gemini-3.1-flash-lite',
  prompt: 'Why is the sky blue?'
})
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