All Models

Gemini 3.1 Flash Lite Preview

Reasoning Tool Calling Attachments Structured Output

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.

Providers 5
Released Mar 20, 2025
Input Modalities text, image, audio, video, pdf
Output Modalities text
Tarsk Use coding

Benchmarks

33.5
Intelligence Index
30.1
Coding Index

Available Providers (5)

Provider Model ID Input Cost Output Cost Context Max Output Docs
ZenMux google/gemini-3.1-flash-lite-preview $0.25/MTok $1.50/MTok 1.1M 65.5K
Abacus gemini-3.1-flash-lite-preview $0.25/MTok $1.50/MTok 1.0M 65.5K
OpenRouter google/gemini-3.1-flash-lite-preview $0.25/MTok $1.50/MTok 1.0M 65.5K
Google gemini-3.1-flash-lite-preview $0.25/MTok $1.50/MTok 1.0M 65.5K
Vercel AI Gateway google/gemini-3.1-flash-lite-preview $0.25/MTok $1.50/MTok 1M 65K

Capabilities

Reasoning
Tool Calling
Attachments
Open Weights
Structured Output