AI Relight
Model:
Change the lighting on any photo — golden hour, studio key light, cinematic blue, stage spot — without reshooting. Upload the image, pick a preset or describe the lighting in your own words.
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Change the lighting on any photo — golden hour, studio, cinematic, cold — without re-shooting. Free AI relight powered by FLUX Kontext.
How to Use AI Relight
1
Enter your input
Type text, upload a file, or describe what you want. No account needed.
2
Click generate
Our AI processes your request in seconds using the best open-source models.
3
Download & share
Download, copy, or share your result. Free for personal and commercial use.
Use this tool via API
Automate this tool from your own code. OpenAI-compatible REST endpoint, Bearer-token auth, no extra SDK required. Token costs match the web interface.
curl -X POST https://api.free.ai/v1/image/generate/ \
-H "Authorization: Bearer sk-free-..." \
-H "Content-Type: application/json" \
-d '{"prompt": "A sunset over mountains", "model": "sdxl"}'AI Relight — FAQ
Change the lighting on any photo — golden hour, studio key light, cinematic blue, stage spot — without reshooting. Keeps the subject and composition, swaps the lighting environment.
Yes. Relighting costs about 500 tokens per image. Signed-up users get 10,000 tokens/day free, plus 10,000 more as a signup bonus.
Golden hour, studio three-point, cinematic moody, overcast soft, rim/backlight, neon cyberpunk, candlelight, stage spotlight, natural window light. Or describe any lighting in your own words.
Editors like Lightroom adjust exposure and color but can't move shadows or add new light sources convincingly. Relight rebuilds the lighting physics — new shadows, highlights, reflections that match the scene.
FLUX Kontext Pro with image-preserving edits. It's trained to keep identity and composition while rerendering lighting.
Yes — face, pose, clothing, and composition are preserved. Only lighting, shadows, and color temperature change.
Yes. Pick "Custom" from the preset dropdown and write anything — "warm sunset from the right, long shadows across the wall," for example.
Portraits, product photos, and clear scenes with a defined subject work best. Very busy scenes or tight macro shots can lose detail.
JPG, PNG, and WebP up to 10MB. Any aspect ratio is fine.
Yes. The relit image is yours — same rights as the source photo you uploaded.
No. Uploads are processed and discarded. Outputs are kept on our CDN for 24h (7d for paid users) at the share link.
Yes — POST to /v1/image/edit/ with mode=relight and a lighting description. See /api/ for docs.
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