The just4o.chat Images Update — Wikipedia image pulls, open sourced image models, Nano Banana 2, MiniMax, and more.
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Feature

Image Generation

Professional image creation across providers. Generate in chat or use the dedicated Images page with reference images, Wikipedia integration, and iteration history. Cost estimates before every generation.

How it works

Image generation is a universal tool—one interface, multiple models from OpenAI, Google, xAI, and Black Forest Labs. Toggle it on in the chat composer and any chat model can call the generate_image tool, or use the dedicated Images page for a focused workflow with prompt input, reference images, and iteration history.

Set your preferred model in Account → Image Generation. Choose aspect ratio and, for some models, quality or resolution. You see the credit cost before each generation.

Images page and editor

The Images page offers a full editor: generate with or without reference images (limits vary by model), browse previous generations in a collapsible iterations list, and manage project media—all generations and uploads for that conversation. References are sent to the model for better consistency.

Built on Just4o.chat Files: pick from File Manager generations or upload. Drag-and-drop to add project media to references.

Wikipedia image pulls

Search Wikipedia articles directly from the Images page. Open the Wikipedia modal, enter a topic, and browse results. Each article shows its images—click "Tag" to save an image to your gallery for reuse, or "Use as ref" to add it as a reference for your next generation. Tagged images persist across sessions and appear in your project media. Use them for style consistency, character references, or visual research without leaving the editor.

Models and credits

Each generated image costs image credits. Limits per tier: Explorer 0; Builder 10; Studio 25; Aurora 50; Pro 100 per month. See the table below for per-model costs and reference image rules.

Image models reference

OpenAI

ModelReference imagesCredits per image
ChatGPT Image LatestUp to 8 references1–4

Google

ModelReference imagesCredits per image
Nano Banana / Gemini 2.5 Flash ImageUp to 3 references2
Nano Banana Pro / Gemini 3 Pro ImageUp to 8 references3–6
Nano Banana 2 / Gemini 3.1 Flash ImageUp to 8 references2–4
Imagen 4 FastUp to 3 references1
Imagen 4Up to 3 references1
Imagen 4 UltraUp to 3 references2

xAI

ModelReference imagesCredits per image
Grok ImagineUp to 3 references1
Grok Imagine ProUp to 3 references2

Black Forest Labs

ModelReference imagesCredits per image
FLUX.1 Kontext Pro1 reference1
FLUX.1 Kontext Max1 reference2

Open Images

Go to the dedicated Images page to generate, edit, and manage your creations with reference images and Wikipedia integration.