1 min read 152 words Updated Mar 17, 2026 Created Mar 17, 2026
#google#image-gen#openrouter#tools

Gemini 3.1 Flash Image

Provider: Google
OpenRouter ID: google/gemini-3.1-flash-image-preview
Released: February 2026

Capabilities

  • Text rendering: Good — handles single headlines and short copy well
  • Image input: Yes — accepts images and text
  • Sizes: 0.5K to 4K; customisable aspect ratios via image_config
  • Speed: Fastest of the Gemini image models

Pricing

ComponentCost
Input$0.50 / M tokens
Output$3 / M tokens
Image output$60 / M tokens

Best For

  • Fast iteration and A/B testing — generate many variants quickly
  • Professional-quality output at low cost
  • Drafts before upgrading to Gemini 3 Pro Image for finals

See Also