Project AURIONAI Use-Cases Research & Innovation
image generation

Nano Banana 2 (Gemini 3.1 Flash Image)

Google image model (Gemini 3.1 Flash Image), Feb 2026; shuts down 29 Oct 2026.

GoogleGoogleUSANano BananaFamily
Google
Levelmodel
Classimage generation
Parametersnot in the notes
Contextnot in the notes
ReleasedFeb 2026
Opennessproprietary
Runs onnot in the notes
Statusdeprecated

Benchmark Results

vendor-reportedindependent
Artificial Analysis Text-to-Image Arena AA-Image-T2I v2.0generative media
independent
1,127
5009001,300

Score in Elo; the axis starts at 500, as Elo has no zero. Higher is better.

rank 7, AA Text-to-Image Arena, overall10 Oct 2026 artificialanalysis.ai
Qwen-Image-Benchgenerative media
Qwen chart only; methodology unreleasedvendor-reported
59.82
03570

Score in score. Higher is better.

Qwen vendor chartSep 2026 datanorth.ai
Where this comes from
Every score names who ran it: vendor-reported, maintainer-run or independent. A rank is shown with the population it was ranked in (gap rule 3).

Lineage

successor
Imagen 4 to Nano Banana 2.1: successor, low confidenceNano Banana 2 (Gemini 3.1 Flash Image) to Nano Banana 2.1: successor, high confidenceImagen 4Imagen 4Google DeepMindNano Banana 2 (Gemini 3.1 Flash Image)Nano Banana 2 (Gemini 3.1 …Google, Feb 2026Nano Banana 2.1Nano Banana 2.1Google DeepMind, Oct 2026
Google DeepMindNano Banana 2.1 is a child (successor)high confidencenotes
Where this comes from
Parent and child relations from model cards, Hugging Face base_model fields and the genealogy tables of the research notes. The tree shows two generations each way, 3 models. Confidence and evidence are the notes' own.

R&D Topics

Text-to-image foundation models (diffusion and flow transformers)produced byUnified multimodal models for understanding and generationproduced by

Identity

Developer
Google
Family
Nano Banana
Released
Feb 2026 sourcessecondary report
Weights published
–
Record checked
10 Oct 2026
Where this comes from
Developer and dates from the research notes. Release date is the vendor's public announcement; weights date is when open weights were published.

Architecture and Size

Architecture
not in the notes
Total parameters
– sources
Active parameters
–
Checkpoint parameters
–
Context length
not in the notes
Input
text
Output
image
Where this comes from
Parameter counts as the developer states them. Where the checkpoint holds a different total, both are shown (register A16).

Openness and Access

Openness
proprietary
Licence
Proprietary sources
Access routes
not in the notes
Where this comes from
The licence file governs over registry tags and aggregator labels.

Deployment

Runs on
not in the notes
Footprint
not in the notes
Runtimes
not in the notes
Where this comes from
Deployment tiers and runtimes as named in the notes. Footprint is the notes' figure, not a measurement by AURION.

Indonesia

Indonesian support
not stated
Regional languages
not in the notes
Jakarta hosting
unknown
Languages
not in the notes
Where this comes from
Indonesia fields are carried on every model; unknown is an allowed value.

Industry Use Cases

No industry use case links this model.

Sources

  1. Nano Banana 2.1 đã ra mắt: GA, $0.0336 và hạn chót ngày 29/10 orcarouter.ai https://www.orcarouter.ai/vi/blog/nano-banana-2-1-release-date
  2. AA-Image-T2I v2.0 Leaderboard - Top AI Image Models | Artificial Analysis artificialanalysis.ai https://artificialanalysis.ai/text-to-image/arena/leaderboard-text

To cite this page: Project AURION, AI Use-Cases Research & Innovation, "Nano Banana 2 (Gemini 3.1 Flash Image)", https://aurion.semai.id/models/google-nano-banana-2/, records of October 2026.