> ## Documentation Index
> Fetch the complete documentation index at: https://docs.guardion.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Overview

> Learn about Guardion's AI safety models powering runtime guardrails.

# Models

Guardion develops and fine-tunes specialized AI models for safety, security, and compliance. Each model powers one or more guardrails in the Guardion platform.

## Available Models

<CardGroup cols={2}>
  <Card title="ModernGuard" icon="shield-check" href="/modern-guard">
    Ultra-fast, multilingual transformer-encoder model for prompt attack detection. Sub-50ms latency with 8K token context support.
  </Card>

  <Card title="Guardion-1-8B" icon="brain" href="/guardion-1-8b">
    Multilingual AI safety judge for grounding, hallucination detection, content moderation, and custom policy evaluation.
  </Card>

  <Card title="PII v0" icon="user-lock" href="/pii-model">
    Multilingual PII detection model for identifying names, contacts, locations, and personal documents.
  </Card>

  <Card title="Moderation v0" icon="filter-circle-xmark" href="/moderation-model">
    General-purpose content moderation across safety categories including hate, self-harm, sexual content, and more.
  </Card>
</CardGroup>

## Model Selection Guide

| Use Case                               | Recommended Model             |
| :------------------------------------- | :---------------------------- |
| Prompt injection / jailbreak detection | ModernGuard                   |
| RAG hallucination / grounding checks   | Guardion-1-8B                 |
| Custom safety policies                 | Guardion-1-8B                 |
| Content moderation                     | Moderation v0 / Guardion-1-8B |
| PII detection & redaction              | PII v0                        |
| Function calling validation            | Guardion-1-8B                 |