AI Image Generator - Chat to Create Free | Banana AI

# Banana AI > Chat-based AI image generator with 4K output and accurate text rendering. No prompt engineering needed — describe what you want, refine through conversation, and download production-ready images. Four models in one chat: Nano Banana (fast drafts), Nano Banana 2 (pro-quality at flash speed), Nano Banana Pro (4K with text), and Flux Fast (ultra-low-cost). Banana AI is a conversational AI image generation platform at [bananai.net](https://bananai.net). Designed for e-commerce sellers, content creators, marketers, and educators. Users describe their needs in plain language and iterate through multi-turn chat. The AI remembers context, supports reference image uploads, and outputs in up to 4K resolution with readable text — all included for commercial use. Key differentiators: - **Chat-native interface**: Multi-turn conversation with full session history, no single-turn prompt limits - **4K resolution**: Nano Banana Pro outputs at 3840x2160, sharp enough for large-format printing - **Accurate text rendering**: Logos, headlines, multilingual labels render clean in generated images - **Four models in one chat**: Switch between speed, quality, and cost per task without leaving the session - **Reference image editing**: Upload existing photos and modify through conversation - **Credit-based pricing**: Pay per image, not flat subscription — start free with 10 credits, no card required ## Core Features - [Chat-to-Generate](https://bananai.net/#chat): Conversational image generation with multi-turn refinement and reference image support - [Model Selection](https://bananai.net/#chat): Four AI models — Nano Banana (5 credits, 2-5s, 1K), Nano Banana 2 (7-14 credits, 4-6s, up to 4K), Nano Banana Pro (10-20 credits, up to 4K, text rendering), Flux Fast (1 credit, ultra-fast) - [Aspect Ratio Presets](https://bananai.net/#chat): 7 optimized ratios — 1:1, 4:5, 9:16, 16:9, 3:4, 4:3, 2:3 - [Character Consistency](https://bananai.net/#chat): Keep faces and sty