PromptCanvas — AI Image Prompts for ChatGPT

Turn short ideas into rich, styled image prompts for ChatGPT. Pick a style, ratio & quality — PromptCanvas expands and sends it.

Turn a one-line idea into a rich, detailed AI image prompt — right inside ChatGPT. No prompt-writing skill needed. PromptCanvas adds a prompt-builder bar above ChatGPT's composer. Type a short idea, pick Style, Ratio, and Quality, hit Create — it expands your idea into a detailed prompt and sends it straight to ChatGPT to generate the image. ✅ Inline prompt-builder bar (Style / Ratio / Quality) ✅ Smart prompt expansion — one line becomes a full, styled prompt ✅ Reference image support — use an image as a style/composition guide ✅ Auto-sends directly into ChatGPT PRO ($29 lifetime) ✅ AI-powered expansion using your own OpenAI/Gemini key ✅ Detail level control — Short / Rich / Ultra ✅ Negative prompt field — exclude unwanted elements ✅ Story Mode — keep character, style & palette consistent across multiple images ✅ 5 premium themes (light + dark) ✅ Saved presets + prompt history ✅ Unlimited generations FREE Core prompt bar + built-in template expansion — 10 generations/day, 50 lifetime.