AgentCloak: free browser extension masks your personal data in AI prompts
HankYeomans · x · 2026-09-19
AgentCloak is a free browser extension that protects personal details in AI prompts.
- Before sending, it detects real names, numbers and addresses and swaps them for realistic stand-ins, then restores your real data in the response — works with ChatGPT, Claude and Chinese AI services
- Aimed at cases like summarizing support tickets or debugging logs, where you need real context without leaking data
- Runs entirely in the browser and is currently free
Related event: AgentCloak: Free Browser Extension Masks Sensitive Data in AI Prompts(2 posts)→
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