Browser Extension - Free
AI-Powered
Content Shield
Shield monitors web content in real time, flags AI-generated text, and logs every detection to your ProofLink audit trail — automatically.
Real-time
Content scanning
100%
Client-side privacy
ProofLink
Audit trail
Free
No subscription
What Shield does
Detect. Flag. Prove.
AI Detection
Identifies AI-generated content using multi-signal analysis — perplexity, burstiness, watermark detection — directly in your browser.
Instant Flagging
Highlights suspect content inline with confidence scores. No upload required. No data leaves your device.
Audit Receipts
Every detection sealed to your ProofLink ledger. SHA-256 chained. Timestamped. Exportable for compliance reports.
Zero Config
Install once. Shield runs silently in the background. Activate on any page with a single click.