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Gemini 3.1 Flash Image Generator

Use this model
OutputsImage
Speed
Price$$6–20 credits
Pricing details

Cost depends on resolution: 6.08 credits (512px), 9.05 credits (1K), 13.64 credits (2K), 20.39 credits (4K).

Head-to-head ratings

Blind votes by the Glif team, as of

Text-to-image Elo
1702
90% range 1612–1851
Rank
#1 of 13
Games
35

Elo rating centred on 1500, compared only within this mode.

Show score details

76.2% predicted preference against a 1500-rated reference · Wins 25 / Losses 7 / Ties 3.

Bradley–Terry ratings center on 1500 and have no maximum. Preference = 100 / (1 + 10^((1500 − rating) / 400)). LLM-judge scores are not included in this export.

Other modes

  • Character consistency1621 Elo · #4 of 14

  • Product photography1752 Elo · #2 of 15

  • Brand and text renderingNeeds more ratings (8 of 20 games)

Test outputs

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Gemini 3.1 Flash Image Generator in practice

What it does and when to use it.

Model summary

Gemini 3.1 Flash Image, also called Nano Banana 2, is Google’s image generation and editing model. It supports multiple reference images, text in images, and output up to 4K. Use it for posters, diagrams, compositions built from references, and repeated edits to an image.

Capabilities

Text to image
Image to image
Multi image reference
Text rendering

Suggested use cases

  • Create posters, diagrams, and layouts containing text
  • Build compositions guided by multiple reference images
  • Edit an image's objects, colors, or visual style

More from the Gemini family

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