Universal LLM Prompts

Production-ready prompts for ChatGPT, Claude, and other large language models. Designed for both technical and non-technical users across multiple industries.

Quick Start

1. Browse prompts/simple/ or prompts/structured/ directories
2. Copy the complete prompt from any .md file
3. Replace bracketed placeholders with your information
4. Execute in your preferred AI platform

Example:

File: prompts/simple/business/business-plan-simple.md
Input: Replace [YOUR BUSINESS IDEA] with "meal planning app"
Output: Professional business plan section in 2 minutes

Repository Structure

universal-llm-prompts/
├── prompts/
│   ├── simple/                    # Document generation (18 prompts)
│   │   ├── business/              # Plans, analysis, decisions
│   │   ├── healthcare/            # Patient communication
│   │   ├── legal/                 # Contract analysis
│   │   ├── finance/               # Investment evaluation
│   │   ├── education/             # Lesson plans, quizzes
│   │   ├── communication/         # Emails, presentations
│   │   ├── creative/              # Content, social media
│   │   └── [6 more categories]/
│   └── structured/                # Data extraction (13 prompts)
│       ├── classification/        # Sentiment, categorization
│       ├── templates/             # JSON/CSV outputs
│       ├── advanced/              # Complex reasoning
│       └── system-roles/          # AI behavior definitions
├── tests/
│   ├── inputs/                    # Realistic test scenarios
│   └── outputs/golden/            # Quality benchmarks
└── scripts/                       # Validation tools

Prompt Categories

Simple Prompts

Generate documents humans read - business plans, emails, lesson plans.

Business & Professional:

• Business Plan Creator - Executive summaries, market analysis
• Competitor Analysis - Strategic positioning
• Financial Analysis - Investment evaluation, budget planning
• Legal Document Analysis - Contract review in plain English

Industry-Specific:

• Healthcare Communication - Patient instructions, medical notes
• Real Estate Analysis - Property valuation, market research
• Educational Tools - Curriculum development, assessment creation

Career Development:

• Resume Builder - ATS-optimized professional resumes
• Interview Preparation - Company research, practice questions
• Task Organization - Priority management, productivity

Structured Prompts

Generate machine-readable outputs for automation workflows.

Data Processing:

• Email Classification - Automated routing with confidence scoring
• Sentiment Analysis - Text emotion detection
• Job Data Extraction - Structured parsing of employment postings
• CSV Message Export - Clean data for reporting

Advanced Features:

• Chain-of-Thought Reasoning - Complex problem-solving with visible logic
• Error Handling Templates - Robust validation patterns
• Few-Shot Learning - Pattern recognition examples

Platform Compatibility

Tested and verified on:

• ChatGPT 4 and ChatGPT 5
• Claude 3 and Claude 4
• Compatible with other large language models

Features:

• Standardized compatibility headers for consistent behavior
• Temperature recommendations for optimal results
• Error handling across different AI systems

Usage Examples

Document Generation

Prompt: Business Plan Creator
Input: "AI-powered meal planning app for busy professionals"
Output: 500-word executive summary with market analysis and financial projections
Time: 2-3 minutes

Data Processing

Prompt: Job Data Extraction
Input: Raw job posting text
Output: Valid JSON with salary, location, skills, experience requirements
Accuracy: 95%+ for structured data

Content Creation

Prompt: Blog Outline Creator
Input: "Remote work productivity tips"
Output: Complete article structure with SEO keywords and social media hooks
Result: Ready-to-write content plan

Testing and Quality

Validation Framework:

• 31 prompts across 11 professional categories
• 28 realistic test scenarios with sample inputs
• Automated JSON/CSV validation
• Cross-platform compatibility verification

Run Tests:

# Complete test suite
bash scripts/run-all-tests.sh

# Category-specific testing
python3 tests/test-runner.py --category business

# JSON validation only
python3 scripts/validate_json_examples.py

Target Users

Non-Technical Professionals - Business plans, patient communications, lesson plans without requiring technical knowledge.

Technical Teams - Structured data extraction, classification systems, automated workflows with proper error handling.

Industry Specialists - Healthcare professionals, educators, legal teams, real estate agents with domain-specific tools.

Getting Started by Role

Business Users: Start with prompts/simple/business/ for planning and analysis tools.

Healthcare: Review prompts/simple/healthcare/ for patient communication templates.

Developers: Explore prompts/structured/ for JSON/CSV automation workflows.

Educators: Access prompts/simple/education/ for curriculum and assessment tools.

Advanced Usage

Workflow Examples: Combine multiple prompts for complex projects. See examples/workflow-examples.md for business planning, content marketing, and job search strategies.

Custom Integration: Structured prompts include production-ready schemas for software integration and API workflows.

Documentation

• CONTRIBUTING.md - Guidelines for adding prompts and quality standards
• TROUBLESHOOTING.md - Platform-specific issues and solutions
• TESTING_EXPLAINED.md - Quality assurance methodology
• PROMPT-CREATION-GUIDE.md - Best practices for writing effective prompts

Contributing

Quality contributions welcome. All prompts must:

• Work on ChatGPT 4 and Claude 3
• Include realistic test scenarios
• Follow established templates
• Pass automated validation

See CONTRIBUTING.md for detailed guidelines.

License

MIT License - Open source with active community contribution framework.