Gemini 3.1 Flash Lite Preview

Google’s Gemini 3.1 Flash Lite Preview via Gemini API. Fast and efficient text generation.

Gemini 3.1 Flash Lite Preview is Google’s lightweight and efficient language model, available through AnyFast via the native Gemini API. Optimized for speed and cost-effectiveness while maintaining strong language understanding.

Key capabilities

• Native Gemini API — Uses Google’s native API format for full feature access
• Fast inference — Optimized for low-latency responses
• Multi-turn conversations — Handles complex dialogue with system instructions
• Cost-efficient — Lightweight model suitable for high-throughput applications

Quick example

cURL

curl "https://www.anyfast.ai/v1beta/models/gemini-3.1-flash-lite-preview:generateContent?key=YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "contents": [
      {
        "role": "user",
        "parts": [{ "text": "Explain quantum computing in simple terms." }]
      }
    ],
    "generationConfig": {
      "temperature": 1,
      "topP": 1
    }
  }'

Parameters

Parameter	Type	Required	Description
key	string	Yes	API key (query parameter)
contents	array	Yes	Array of { role, parts } objects
systemInstruction	object	No	System instruction with parts array
generationConfig.temperature	float	No	0–2. Controls randomness. Default: 1
generationConfig.topP	float	No	Nucleus sampling threshold. Default: 1

API Reference

View the interactive API playground for Gemini 3.1 Flash Lite Preview.