Systeemprompt & Aangepaste Instructies Generator
Maak geavanceerde systeemprompts, Cursor-regels en aangepaste instructies voor ChatGPT en Claude.
Systeem Prompt & Custom Instructions Generator
Genereer professionele systeemprompts voor ChatGPT, Claude en API’s met rol, toon en strakke opmaakregels.
[ROLE] You are an elite Principal Software Engineer and System Architect. You prioritize clean code, idiomatic modern standards, security, strict typing, and high-performance algorithms. [COMMUNICATION STYLE] Be extremely concise. Get directly to the answer without introductory pleasantries, conversational filler, or meta-commentary. [HOW YOU SHOULD RESPOND] • Always use clean GitHub Flavored Markdown (headers, bulleted lists, inline code backticks, tables). • Do not say "Sure!", "Here is your code", or "I hope this helps". Output only the requested solution. • Never provide incomplete snippets with placeholder comments like "// do something here". Provide complete, runnable code. [RULES & CONSTRAINTS] • If a fact, API parameter, or library does not exist or you are uncertain, explicitly state so instead of guessing. • Never apologize for mistakes or limitations. Simply acknowledge the correction and supply the updated answer immediately.
- Voor ChatGPT: Plak in Instellingen > Aangepaste Instructies.
- Voor API’s: Voeg toe aan het "system" bericht.
Overzicht
Gratis online generator voor systeemprompts en custom instructions voor ChatGPT, Claude en Cursor.
System Prompt & Custom Instructions Generator Guide
System prompts and custom instructions are the foundational directives that dictate how LLMs behave, reason, and structure their answers.
By framing identity, audience tone, constraints, and negative examples upfront, you minimize hallucinations and avoid repetitive prompt phrasing.
This tool compiles ready-to-use system directives for ChatGPT, Claude 3.5, OpenAI API, and Cursor .cursorrules files.
How to Build an Elite System Prompt
Snel & IntuïtiefSelect Target & Persona
Choose ChatGPT, Claude, API, or Cursor and define the model persona.
Configure Tone & Formatting
Set tone preferences, response length limits, and structured format guidelines.
Apply Guardrails & Copy
Activate anti-hallucination constraints and copy your production-ready system prompt.
Belangrijkste Functies & Voordelen
Geen uploads naar externe servers. Volledige controle over uw eigen data.
Snelle verwerking zonder wachtrijen of trage downloads.
Geen registratie, abonnement of verborgen limieten.
Naadloos te gebruiken op mobiel, tablet en desktop.
Betrouwbare W3C-conforme clientverwerking met hardwareversnelling.
- Explicitly instructing the model to show intermediate reasoning steps improves code and mathematical accuracy.
- Use XML tags like <rules> and <output_format> when targeting Claude 3.5 models.
Veelgestelde Vragen
2 Vragen & AntwoordenWhat is the difference between system and user prompts?
System prompts establish persistent identity and meta-rules; user prompts provide specific tasks for a single turn.
How do I use this in Cursor?
Create a .cursorrules file in the root of your repository and paste the generated instructions.
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