All Claude generated text will have this embedded watermarking. For example, you
Source
trq212
Author
trq212
Date
Terms in this piece · Glossary
embedding — A list of numbers representing a piece of text's meaning, so that similar meanings end up numerically close and can be searched.
Why it matters
Text your agents produce now carries a durable provenance signal that survives copy-paste, and a detection API is coming — which matters if you ship Claude-written code, docs or pull requests.