Reference
Compliance
SOC 2 and HIPAA Control Mapping for Philter AI Proxy
Map Philter AI Proxy features to SOC 2 Trust Services Criteria and HIPAA Security Rule safeguards, with guidance for your own attestations.
Philter AI Proxy Support
Get help with Philter AI Proxy, which redacts PII from LLM prompts: privacy patterns, control mappings, the documentation, and issues.
Documentation
Installation, configuration, and every setting, in the Philter AI Proxy user guide.
Read the Philter AI Proxy docsReport a problem
File a bug, request a feature, or ask a question in the public issue tracker. The engineers who wrote the code answer there.
Open the issue trackerCommercial help
For a service-level agreement, an evaluation on your own data, or hands-on engineering, work with us directly.
Commercial support and consulting
New to Philter AI Proxy? See what it does.
Philter AI Proxy guides
Reference
Concepts
Concept
AI privacy
Prompt Engineering for Privacy: Practical Patterns for Not Leaking PII
Every prompt sent to an LLM is a data egress point. Six concrete patterns for structuring prompts, redacting inputs, and scanning outputs so PII doesn't leak.