"National Rail" matching MCP connectors:

NVD MCP — wraps the NIST National Vulnerability Database API (free, no auth)

Responsible-AI guardrails for agents: scoring with policy, injection & PII detection, DPDP.

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.