Image Generator Portrait Test

Nano Banana Pro (Gemini 3 Pro Image)

Generated by Google on Jul 2, 2026 using prompt image-v1.

Model release: May 28, 2026
Cost: $0.1357
Tokens used: 1,266 tokens48 prompt / 1,218 output / 1,120 image

Nano Banana Pro (Gemini 3 Pro Image) benchmark output

download image

Run Telemetry

Jul 2, 2026

19 seconds

$0.1357

1,266 tokens

AI Judge Score

8.1/10 overall

Busey likeness6.6

Face coherence9.3

Aesthetics8.6

Prompt adherence8.9

Scored by 3 vision models (gemini-3.1-pro-preview, claude-sonnet-4.6, gpt-5.2), 3 samples each, rubric rubric-v1. Overall = likeness 35% + face 25% + aesthetics 25% + prompt 15%.

Prompt

A recognizable editorial portrait of actor Gary Busey, centered face, expressive eyes, broad smile, detailed hair, neutral studio background, high detail, square composition. Do not include text, logos, watermarks, or extra people.