OpenAI Guardrails Cheat Sheet

Prompt controls and filters

Last Updated: November 21, 2025

Layered Defense

Layer Focus
System message Set persona
Input sanitization Strip terms
Output filtering Schema + regex

Commands

temperature=0.2
Limit randomness
max_tokens=150
Cap length
response_schema
Enforce structure

Monitoring

Track policy fails and drift, then tune accordingly.

💡 Pro Tip: Log completions, test extreme queries, and automate alerts.
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