4 rules available in the DeepSeek directory
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.