"Yii" matching MCP tools:

Two LLM security APIs for Japanese applications. (1) jpi-guard — Prompt Injection Detection Detects and blocks prompt injection attacks before they reach your LLM. Specialized for Japanese: full-width character bypass (全角バイパス), polite-language disguise (丁寧語擬装), indirect injection, Base64 obfuscation. (2) PII Guard — Japanese PII Detection & Masking Scans text for 10 PII categories.

Sanitize PII from text before it reaches LLMs. Redacts emails, phone numbers, national IDs, private keys, and financial data. Supports EN, ES (LATAM), PT (BR/PT), DE, JA. No authentication required — single POST request.