Find hidden Unicode characters (zero‑width, BOM, soft hyphen, bidi isolates, non‑breaking spaces, etc.).
ChatGPT Watermark Detector
Input
Highlighted
Total hidden0
Distinct types0
Zero‑width set0
NBSP/Spaces0
Zero‑width (200B, 200C, 200D)
BOM (FEFF)
Soft hyphen (00AD)
LRM/RLM (200E/200F)
Bidi (202A–202E)
Isolates (2066–2069)
NBSP set (00A0/202F/2007)
Wide spaces (2002–2006)
Highlighted characters show in red. Table lists code points and counts.