ChatGPT SearchAug 1, 2026
PII Firewall — privacy middleware with domain-aware anonymization and response restoration.
Data as of Oct 13, 2026Based on 20,184 AI responses
Reviewed by Dimitry Apollonsky
<1%
of 20,184 answers across PII Firewall’s markets · since Jul 5
The market map
LLM Security and Governance PlatformsMentioned in
Share of answers in LLM Security and Governance Platforms each week · 518 answers since Jul 5
Each engine’s share of its own answers across PII Firewall’s markets · since Jul 5
Where PII Firewall ranks in AI
Question: I need a privacy vault that anonymizes data before sending it to public LLM APIs.
ChatGPT SearchJul 24, 2026
PII Firewall is an open-source privacy layer that detects, anonymizes, and rehydrates sensitive information.
pii-firewall.com 75%Other sites 25%
Excerpts where PII Firewall appeared in the AI's answer
PII Firewall — privacy middleware with domain-aware anonymization and response restoration.
PII Firewall is an open-source privacy layer that detects, anonymizes, and rehydrates sensitive information.