System-Prompt & Custom Instructions Generator
Erstellen Sie System-Prompts, Cursor-Regeln und Custom Instructions für ChatGPT und Claude mit Sicherheitsvorgaben.
System-Prompt & Custom Instructions Generator
Erstellen Sie professionelle System-Prompts für ChatGPT, Claude und APIs mit Rollen, Tonalität und Formatierungsregeln.
[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.
- Für ChatGPT: In Einstellungen > Benutzerdefinierte Anweisungen einfügen.
- Für APIs: Als "system" Nachricht übergeben.
Übersicht
Kostenloser Online-Generator für System-Prompts und Custom Instructions für ChatGPT, Claude und 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
Schnell & IntuitivSelect 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.
Wichtigste Funktionen & Vorteile
Keine Server-Uploads. Alle Daten bleiben sicher in Ihrem lokalen Speicher.
Verzögerungsfreie Echtzeitergebnisse ohne Download-Warteschlangen.
Keine Registrierung, keine versteckten Kosten und kein Abonnement.
Reibungslose Bedienung auf Smartphones, Tablets und Laptops.
Sichere W3C-konforme Client-Verarbeitung mit Hardware-Beschleunigung.
- 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.
Häufig gestellte Fragen
2 Fragen & AntwortenWhat 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.

