Image to Prompt Generator — Free AI Prompts from Images

Most people can tell when a picture looks good but cannot explain why. The gap between seeing and describing is exactly what this tool closes. Upload a product shot, an editorial photo, an anime frame or an oil painting, and a vision-language model writes the recipe: what is in frame, how it is arranged, what the light is doing, and which medium and lens produced the look. That recipe — the prompt — is reusable in any image generator.
It works in both directions. If you are trying to learn prompt writing, running reference images through the tool is the fastest tutorial there is: you see professional vocabulary attached to effects you can already recognize. If you are producing at scale, it turns a mood board into a library of paste-ready prompts in minutes.
Your image is resized in the browser — nothing larger than a compact JPEG ever leaves your machine — and sent once to the model alongside a structured briefing. The model examines five layers of the picture in order:
The result is one cohesive paragraph of 120–200 words — long enough to carry real detail, short enough to paste anywhere. Because the structure never changes, you can compare two prompts and see exactly which words produce which effects.
Prompts are plain text, which means they work everywhere: Midjourney, GPT Image, FLUX, Seedream, Stable Diffusion and every tool that accepts a written description. Small wording conventions differ between models — Midjourney rewards comma-separated clauses and parameters, GPT Image prefers flowing sentences — so edit freely after copying. The heavy lifting (naming the light, the lens, the grade) is already done.
For video models like Sora, Veo 3 and Kling, start from a still: analyze the key frame here, then extend the result with motion and camera directions on the main video to prompt tool.
Say you found a golden-hour street portrait with beautiful bokeh and want the same look for your product shots. Save the reference, drop it into the box above, and generate. You get back something like: a centered product on a weathered stone ledge, 85mm portrait framing, warm low-angle sunlight from camera left, soft amber highlights, shallow depth of field melting the background into round bokeh, photographed in a natural documentary style. Replace the subject clause with your product, keep every other word, and generate — the look transfers.
That is the core skill the tool teaches: prompts are modular. Once you can name the parts, you can swap them one at a time, which is how professionals iterate from a reference to an original.
Reference quality decides output quality. A sharp, well-exposed image gives the model concrete detail to name; a dark screenshot of a compressed thumbnail gives it guesswork. If your source is soft, find a higher-resolution version before uploading — up to 10MB is accepted, and detail pays off word for word in the prompt.
One subject per image works best. Group shots and busy collages force the model to average everything into vague plural descriptions; a tight single-subject frame produces the crisp subject-action-lighting clauses that actually steer a generator. If you need a scene with multiple elements, describe the arrangement you want in the reference itself rather than hoping the analysis will untangle a crowded picture.
Finally, regenerate once before editing. Because output is non-deterministic, a second run often surfaces details the first missed — a reflection pattern, a film-stock hint, a subtler framing note. Merge the two by keeping the clauses you like, and you have a reference prompt worth saving to history for reuse.
Free AI video to prompt generator. Turn any video or image into a detailed, ready-to-paste prompt for Sora, Veo 3, Kling, Runway and Seedance — no sign-up.
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