Claude Code
System Prompt
Hidden instructions prepended to every conversation that define an AI model's behavior, personality, and constraints.
In depth
Hidden instructions prepended to every conversation that define an AI model's behavior, personality, and constraints. System prompts set the rules that the model follows - like response format, tone, and what topics to avoid. CLAUDE.md files serve a similar purpose for coding agents.
Example
System prompts set the rules that the model follows - like response format, tone, and what topics to avoid.
Go deeper at Developers Digest
Hands-on guides, comparisons, and tutorials that cover Claude Code.
FAQ
What is System Prompt?
Hidden instructions prepended to every conversation that define an AI model's behavior, personality, and constraints.
Why does System Prompt matter for AI developers?
System Prompt sits in the Claude Code part of the AI stack. Understanding it helps you make better decisions when building, debugging, and shipping AI features.
Where can I learn more about System Prompt?
Developers Digest publishes tutorials and videos that cover Claude Code topics including System Prompt. Check the blog and YouTube channel for hands-on walkthroughs.
Related terms
Claude Code
Skills (Claude Code)
Custom slash commands defined in markdown files that extend Claude Code's capabilities for specific workflows.
Claude Code
Sub-Agents
Lightweight AI agents spawned by a parent agent to handle a specific sub-task in parallel.
Claude Code
CLAUDE.md
A markdown file placed in your project root that configures Claude Code's behavior.
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