Is ChatGPT Watermarking Its Text? What's Actually True — and What It Means for Your SEO

You've seen the claim: ChatGPT is secretly watermarking everything it writes. The truth is three different stories tangled together — a text watermark that exists but never shipped, viral "hidden characters" that got an official denial, and image and audio watermarking that quietly DID launch. Here's what's verified, dated and sourced, and the four SEO implications nobody's talking about — starting with why real photos just became a bigger asset.