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Gemini 3.1 Flash Lite Preview

GOOGLE Developer Architecture Profile

OpenRouter ↗HuggingFace ↗
Intelligence (ELO)1330Chatbot Arena Verified
Max Context1,048,576Tokens
API Cost / 1M$1.75Blended Prompt + Completion

Model Capabilities

  • Fictional
  • Drafting
  • Classification
  • Conversational
  • Top Tier
  • Coding & Logic
Gemini 3.1 Flash Lite Preview is Google's high-efficiency model optimized for high-volume use cases. It outperforms Gemini 2.5 Flash Lite on overall quality and approaches Gemini 2.5 Flash performance across key capabilities. Improvements span audio input/ASR, RAG snippet ranking, translation, data extraction, and code completion. Supports full thinking levels (minimal, low, medium, high) for fine-grained cost/performance trade-offs. Priced at half the cost of Gemini 3 Flash.

Granular Pricing Matrix

Input Tokens (Prompt)$0.25 / 1M
Output Tokens (Completion)$1.50 / 1M

Pricing data via OpenRouter. Sync: 3/16/2026

Evaluate Competitors

VS Engine MatchupGemini 3.1 Flash Lite Preview vs Amazon: Nova Premier 1.0VS Engine MatchupGemini 3.1 Flash Lite Preview vs Anthropic: Claude Opus 4.1VS Engine MatchupGemini 3.1 Flash Lite Preview vs xAI: Grok 4VS Engine MatchupGemini 3.1 Flash Lite Preview vs xAI: Grok 3VS Engine MatchupGemini 3.1 Flash Lite Preview vs xAI: Grok 3 BetaVS Engine MatchupGemini 3.1 Flash Lite Preview vs OpenAI: GPT-4o