FirstGuard - AI Prompt Security & Privacy
Detect and highlight sensitive data in your ChatGPT prompts before sending
As of June 2026, FirstGuard - AI Prompt Security & Privacy has 6 users and a 5.00/5 rating from 2 reviews in the Privacy & Security category.
Usersup 200.0 percent+200.0%
6
6
Ratingno change0%
5.00
2 reviews
Reviewsno change0%
2
Version
1.2.2
Manifest V3
90-day change · In the last 90 days this extension 3 version updates.
History
10 snapshotsTracking since Apr 3, 2026.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| Apr 3, 2026 | 2 | 5.00 | 2 | 1.0.0 |
| Apr 17, 2026 | 2 | 5.00 | 2 | 1.1.2 |
| Apr 27, 2026 | 3 | 5.00 | 2 | 1.1.2 |
| May 5, 2026 | 3 | 5.00 | 2 | 1.1.2 |
| May 10, 2026 | 4 | 5.00 | 2 | 1.1.2 |
| May 16, 2026 | 3 | 5.00 | 2 | 1.1.2 |
| May 22, 2026 | 4 | 5.00 | 2 | 1.1.2 |
| May 29, 2026 | 4 | 5.00 | 2 | 1.2.0 |
| Jun 5, 2026 | 4 | 5.00 | 2 | 1.2.2 |
| Jun 11, 2026 | 5 | 5.00 | 2 | 1.2.2 |
| Now | 6 | 5.00 | 2 | 1.2.2 |
Changelog
- May 22, 2026short_description
Security scanner for your LLM prompts
Detect and highlight sensitive data in your ChatGPT prompts before sending
- May 22, 2026name
FirstGuard
FirstGuard - AI Prompt Security & Privacy
Permissions & access
- Permissions
- storagetabsactiveTabsidePaneloffscreenalarms
- Host access
- https://chat.openai.com/*, https://chatgpt.com/*, https://claude.ai/*, https://gemini.google.com/*, https://copilot.microsoft.com/*, https://chat.mistral.ai/*, https://www.perplexity.ai/*, https://perplexity.ai/*, https://chat.deepseek.com/*, https://www.phind.com/*, https://you.com/*, https://huggingface.co/chat/*, https://aistudio.google.com/*, https://labs.google.com/*, https://poe.com/*, https://grok.com/*, https://coral.cohere.com/*
Screenshots
About
FIRSTGUARD: AI PRIVACY & SECURITY FOR EVERYONE Stop letting your personal data, API keys, or trade secrets feed AI models without oversight. From families protecting their children to professionals securing company secrets, FirstGuard is the essential shield for safe AI usage. 🛡️ EARLY ACCESS & EVOLUTION FirstGuard is currently in Early Access (Beta). By joining us now, you become part of our founding community. We are committed to evolving this tool to meet the highest security standards, with new exclusive features and enhanced capabilities coming soon. 🔒 ABSOLUTE PRIVACY (ZERO SERVER) Unlike other tools, FirstGuard analyzes your data 100% locally in your browser. • Zero Data Transmission: Nothing ever reaches our servers. • 100% Local Processing: No text is stored outside of your machine. • Total Ownership: Your privacy remains your exclusive property. 🚀 KEY FEATURES: Real-Time Scanning: Instant detection of emails, credit card numbers, and API keys in your prompts. • Secure Document Analysis: Drag-and-drop PDF/Text files for a private security check. • Risk Scoring: Immediate visual feedback on your prompt's safety level. • Customizable Themes: Switch between Light and Dark modes to suit your Workspace. • Smart Side Panel: Monitor your security continuously without interruption. • Fully Customizable: Toggle detection rules based on your specific needs. • Privacy Logs: Local history of your alerts, stored only on your device. Why FirstGuard? Because AI security should be simple and accessible to all. Install FirstGuard today and use ChatGPT with total peace of mind.
Technical
- Version
- 1.2.2
- Manifest
- V3
- Size
- 30.03MiB
- Min Chrome
- 88
- Languages
- 2
- Featured
- No
Metadata
- ID
- iffghhkgpdiekcpbemgnpjllmljdmdem
- Developer ID
- ucdf9a89608cea7c59cbc6ddaa67f7ddc
- Developer Email
- [email protected]
- Created
- Mar 17, 2026
- Last Updated (Store)
- May 23, 2026
- Last Scraped
- Jun 11, 2026
- Website
- —
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