Rules
7 rules available in the Grok directory
Custom system instructions and configuration rules that shape how the AI behaves. Copy any rule directly into your setup to customize responses, tone, expertise, and output format.
API
Grok API System Prompt for Customer Support Bot
System prompt for building a customer support chatbot with the Grok API
N
Neura MarketAPI
Grok API System Prompt for Concise Responses
System prompt for the xAI API to get concise, structured responses from Grok
N
Neura MarketDeveloper Rules
Grok Voice Agent Configuration Rules
Configuration rules for building real-time voice agents with the Grok Voice Agent API.
X
xAI DocsDeveloper Rules
Grok API Integration Rules (Developer Guide)
System rules and best practices for integrating with the xAI Grok API.
C
CommunityOfficial System Prompts
Grok 4 Mini/Fast System Prompt (Official)
Official system prompt for grok-4-fast (mini) model on the xAI API.
X
xAIOfficial System Prompts
Grok Code Fast Safety Prompt (Official)
Official safety prompt for the grok-code-fast-1 model on the xAI API.
X
xAIAI/ML
Grok Safety Prompt for API
The safety prompt prefix applied to grok-4-0709 model on the xAI API, defining content boundaries and safety behaviors.
X
xAI