AI HulpmiddelenPrompt Engineering

Systeemprompt & Aangepaste Instructies Generator

Maak geavanceerde systeemprompts, Cursor-regels en aangepaste instructies voor ChatGPT en Claude.

Prompt Engineering Tools

Systeem Prompt & Custom Instructions Generator

Genereer professionele systeemprompts voor ChatGPT, Claude en API’s met rol, toon en strakke opmaakregels.

Gegenereerde Systeeminstructies
239 Geschatte Tokens•955 Tekens
[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.
Hoe te gebruiken
  • 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.

100% Privé: Alle bewerkingen vinden plaats op uw eigen apparaat.

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 & Intuïtief
1

Select Target & Persona

Choose ChatGPT, Claude, API, or Cursor and define the model persona.

2

Configure Tone & Formatting

Set tone preferences, response length limits, and structured format guidelines.

3

Apply Guardrails & Copy

Activate anti-hallucination constraints and copy your production-ready system prompt.

Belangrijkste Functies & Voordelen

100% Privacy in Uw Browser

Geen uploads naar externe servers. Volledige controle over uw eigen data.

Direct Resultaat Zonder Vertraging

Snelle verwerking zonder wachtrijen of trage downloads.

Onbeperkt & Gratis

Geen registratie, abonnement of verborgen limieten.

Geschikt voor Elk Apparaat

Naadloos te gebruiken op mobiel, tablet en desktop.

Moderne Lokale Browser-Architectuur

Betrouwbare W3C-conforme clientverwerking met hardwareversnelling.

Tips van Experts & Best Practices
  • 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 & Antwoorden

What 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.

Populaire Scenario's

1 Preset Scenarios

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