Can it detect Flux Kontext edits?

Yes, edited regions often show up on the heatmap as areas that don't match the rest of the photo.

Why is Flux hard to detect?

It produces very realistic skin and lighting. That's why we combine four independent signals instead of trusting one.

Yes, free and no sign-up. Nothing is stored.

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Flux makes some of the most realistic fake photos online. Drop one in and we check whether it came from a camera or from Flux.

Drop your files here, or click to choose

JPG, PNG, WebP or GIF · up to 8 MB each · up to 10 at once · 5 free checks per hour

No file handy?

Too-clean backgrounds, crisp but slightly melted text, uncanny hands and the even studio lighting Flux favours.

Real photos carry a camera model, lens and timestamp. Flux images usually have none, or carry editor traces instead.

Flux Kontext edits a real photo in place. The heatmap boxes the regions whose compression does not match.

We compare against Flux, Midjourney, GPT Image, Ideogram and others and name the best match.

1
Drop the picture onto the box above, or click to choose up to 10 at once. JPG, PNG, WebP and GIF up to 8 MB each.
2
Wait a few seconds while we fingerprint the file, scan it, build the heatmap and run the AI review.
3
Read the verdict, the reasons, the closest-tool match and any boxed regions on the image.
4
Need proof? A free workspace turns the same check into a certificate with a QR code anyone can confirm.

Flux is a family of image generators by Black Forest Labs, used inside many apps including Grok and countless photo tools.

Images