> ## Documentation Index
> Fetch the complete documentation index at: https://praison.ai/docs/llms.txt
> Use this file to discover all available pages before exploring further.
# policy • Rust AI Agent SDK
> Policy Module for PraisonAI Rust SDK.
# policy
Rust AI Agent SDK
Policy Module for PraisonAI Rust SDK.
Provides policy engine for controlling agent behavior.
# Example
```ignore theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
use praisonai::policy::{PolicyEngine, PolicyRule, PolicyAction};
let mut engine = PolicyEngine::new();
engine.add_rule(PolicyRule::new("no-pii")
.pattern(r"\b\d{3}-\d{2}-\d{4}\b")
.action(PolicyAction::Block));
```
## Import
```rust theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
use praisonai::policy::*;
```
## Classes
Result of a policy check.
A policy rule.
Engine for evaluating policies.
Action to take when a policy is triggered.
## Functions
Create a rule to block PII (Social Security Numbers).
Create a rule to block credit card numbers.
Create a rule to block email addresses.
Create a rule to block phone numbers.
Create a rule to block profanity.
***
## Related Documentation