AI image detector by platform
Snapchat AI watermark: Snap’s ghost-and-sparkle logo and what the export keeps
Snap states that images made with its generative AI tools get a visible ghost-and-sparkle watermark when exported or saved and show context cards in the app, so a Snapchat AI image is identified by that visible mark and by tracing the original, while a saved Snap carries no file records isGenAI can read.
without-records.pngPNG file · controlled example
- Signature + IHDR
- iTXt XML:com.adobe.xmp
- tEXt parameters
- tEXt prompt / workflow
- tEXt invokeai_metadata
- eXIf
- caBX C2PA manifest
- IDAT pixels
- IEND
No record in this copy
Screenshots and re-exports often drop records.
A clean copy is not proof of a human author, so the report says what is missing and asks for the original.
Check an image →What Snapchat strips and adds
Snap’s transparency announcement describes a visible watermark, a small ghost logo with a sparkle icon, applied to AI-generated images when they are exported or saved to the camera roll, plus context cards for shared AI images such as Dreams and a sparkle icon on AI-powered features. Snap says removing the watermark violates its terms. We found no Snap documentation of C2PA Content Credentials or IPTC metadata in exports as of October 2026.
Snaps and Stories are re-encoded for delivery and, as widely reported, carry no EXIF or XMP; Snapchat strips metadata from imported photos as a privacy feature.
What isGenAI shows for a Snapchat image
The AI image detector reads the file you upload: a C2PA manifest if one survived, the IPTC DigitalSourceType in XMP, AI statements in metadata, saved prompts in the AUTOMATIC1111, ComfyUI and InvokeAI formats, and matching copies by hash and perceptual fingerprint. A platform copy with none of these returns “no evidence found”, and the report says plainly that absence proves nothing about the author.
The visible watermark is something you can see for yourself; isGenAI does not detect visible or invisible watermarks and will not report one.
What to do instead
Record the watermark and context card as platform observations. Ask the sender which tool made the image and request the original export if it came from outside Snapchat. The matching-copy check can tie a saved Snap to a known original by fingerprint.
The glossary explains the difference between a visible watermark and a machine-readable marking.
How to check an image from this platform
- Note the platform’s own label or credential icon on the post before you download anything; it does not travel with the file.
- Ask the poster for the original file, or trace the first upload. A platform download is a re-encoded copy on most services.
- Upload what you have to the AI image detector and read the report. A stripped copy returns “no evidence found” honestly.
- Use the matching-copy check: a hash or perceptual fingerprint match can tie the stripped copy to an original that still carried records.
Frequently asked questions
What does the Snapchat AI watermark look like?
A small Snapchat ghost logo with a sparkle icon, placed on the image. Snap applies it to images made with its generative AI tools, such as Dreams, when they are exported or saved to the camera roll.
Does Snapchat add C2PA Content Credentials?
We found no Snap documentation of C2PA or IPTC metadata in exports as of October 2026. Check the saved file; expect no records.
Can isGenAI detect the Snapchat watermark?
No. isGenAI reads file records and matching copies, not visible or invisible watermarks. You can see the watermark yourself.
Does a saved Snap keep metadata?
Snaps are re-encoded and arrive without EXIF or XMP in practice. Trace the original tool export instead.
Sources
Where a platform documents its behaviour, the vendor page is linked. Where it does not, the page says the behaviour is reported, not documented.