nexus-mcp — jpi-guard & PII Guard

Name: nexus-mcp — jpi-guard & PII Guard
Author: nexus-api-lab

@nexus-api-lab

nexus-mcp — jpi-guard & PII Guard について

Japanese LLM security APIs — prompt injection detection (jpi-guard) + PII masking (PII Guard). Free to start, no credit card required.

#security #prompt-injection #japanese #llm #rag #pii #ai-safety

基本情報

カテゴリ

その他

トランスポート

stdio

公開者

nexus-api-lab

投稿者

dokasuka don

設定

以下の設定を使って、このサーバーを MCP 対応クライアントに追加してください。

{
  "mcpServers": {
    "nexus-mcp": {
      "url": "https://mcp.nexus-api-lab.com/mcp"
    }
  }
}

ツール

Detect prompt injection attacks (Japanese + English)

Validate RAG user input before passing to LLM

Sanitize external content before injection into prompts

Detect and mask PII (10 categories, Japanese-aware)

Issue a free trial API key (2,000 requests)

Issue a PII Guard trial key

概要

What is nexus-mcp — jpi-guard & PII Guard?

nexus-mcp — jpi-guard & PII Guard is an MCP server that protects LLM pipelines from prompt injection and PII leaks. It provides Japanese‑aware security tools for developers and operators.

How to use nexus-mcp — jpi-guard & PII Guard?

Add the following configuration to your MCP client and connect. No API key is required to start; a free trial of 2,000 requests is included. Use the provided tools (e.g., check_injection, pii_scan) via the MCP interface.

{
  "mcpServers": {
    "nexus-mcp": {
      "url": "https://mcp.nexus-api-lab.com/mcp"
    }
  }
}

Key features of nexus-mcp — jpi-guard & PII Guard

Detect prompt injection in Japanese and English
Validate RAG user input before LLM processing
Sanitize external content before prompt injection
Detect and mask 10 categories of PII (Japanese‑aware)
Issue free trial API keys (2,000 requests)
Issue separate PII Guard trial keys

Use cases of nexus-mcp — jpi-guard & PII Guard

Prevent prompt injection attacks in multilingual chat applications
Ensure RAG pipelines receive safe, validated user queries
Sanitize scraped or third‑party content before feeding to an LLM
Mask personally identifiable information in Japanese text before storage or logging
Rapidly prototype security‑hardened LLM workflows with a free trial key

FAQ from nexus-mcp — jpi-guard & PII Guard

What tools does the server provide?

Six tools: check_injection, validate_rag_input, sanitize_content, pii_scan, get_trial_key, and get_pii_guard_key. Each is described in the README.