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

# Guardrails

> Examples for input/output safety checks and policy enforcement.

| Example                                                            | Description                                                                      |
| ------------------------------------------------------------------ | -------------------------------------------------------------------------------- |
| [Custom Guardrail](/examples/agents/guardrails/custom-guardrail)   | Build custom guardrails to validate agent behavior.                              |
| [Openai Moderation](/examples/agents/guardrails/openai-moderation) | Example demonstrating how to use OpenAI moderation guardrails with Agno Agent.   |
| [Output Guardrail](/examples/agents/guardrails/output-guardrail)   | Validate and constrain agent output with guardrails.                             |
| [Pii Detection](/examples/agents/guardrails/pii-detection)         | Example demonstrating how to use PII detection guardrails with Agno Agent.       |
| [Prompt Injection](/examples/agents/guardrails/prompt-injection)   | Example demonstrating how to use checks with Agno Agent to implement guardrails. |