<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>LogicPearl Blog</title><description>Writing about deterministic decision logic, compiled artifacts, counterfactuals, and auditable systems.</description><link>https://logicpearl.com/</link><item><title>Using LogicPearl as an AI Guardrail</title><link>https://logicpearl.com/blog/logicpearl-ai-guardrail/</link><guid isPermaLink="true">https://logicpearl.com/blog/logicpearl-ai-guardrail/</guid><description>A deep dive into PII Shield, a local AI guardrail that uses LogicPearl to block or redact sensitive prompts before they leave your machine.</description><pubDate>Tue, 14 Apr 2026 00:00:00 GMT</pubDate><category>AI guardrails</category><category>PII</category><category>Claude Code</category><category>compiled artifacts</category></item></channel></rss>