Is Gemini 3.1 Flash Lite or Gemini 3 Pro Image cheaper?

Gemini 3.1 Flash Lite is cheaper on output tokens ($1.50 vs $12.00 per 1M).

Which has the larger context window, Gemini 3.1 Flash Lite or Gemini 3 Pro Image?

Gemini 3 Pro Image has the larger context window (1M tokens).

Gemini 3.1 Flash Lite vs Gemini 3 Pro Image

Gemini 3.1 Flash Lite is cheaper on output tokens, while Gemini 3 Pro Image offers a larger context window. Choose Gemini 3.1 Flash Lite or Gemini 3 Pro Image based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Gemini 3.1 Flash Lite	Gemini 3 Pro Image
Provider	NanoGPT	NanoGPT
Input / 1M tokens	$0.25	$2.00
Output / 1M tokens	$1.50	$12.00
Context window	1M	1M
Parameters	—	—
Open weights	No	No
Released	Mar 2026	Nov 2025

Gemini 3.1 Flash Lite details →Gemini 3 Pro Image details →

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.