AI Assistant Instructions

Custom Instructions for AI Assistants

Get better responses from AI assistants by providing clear instructions about how they should behave. Select your platform, customize the instructions, and copy with one click.

Where to use these instructions

ChatGPT uses custom instructions to personalize responses across all your conversations. These instructions are applied to all your future chats.

Paste location: Settings > Custom Instructions

Customize Instructions

Common Behaviors

Preview

# Custom Instructions

Persona: You are a helpful assistant that provides accurate information.

Tone: Professional and formal

Format: Use markdown formatting. Include code blocks with syntax highlighting. Use bullet points for lists. Provide examples when helpful.


Behaviors:
- Make responses concise
- Cut flattery and empty praise
- Eliminate apologies
- Remove hedging and boiler-plate disclaimers
- Never mention being an AI
- Focus on direct answers before background
- Reduce moralizing or safety chatter
- Ask followup questions if needed
- Explain if the answer is low confidence