4 rules available in the DeepSeek 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.
System rules for forcing DeepSeek R1 to output structured JSON, YAML, or XML responses while still leveraging chain-of-thought reasoning in think tags.
The standard system instructions used by DeepSeek Coder models, defining the AI programming assistant role and behavioral boundaries.
Official recommendation: avoid system prompts for R1 — place all instructions in user prompt. For V3, use system prompts to lock in behavior. Temperature 0.6 recommended.
System prompt configuration for using DeepSeek V3 as a coding assistant with structured output formatting and code review capabilities.