Tier 1 – Most Versatile & Effective:

CO-STAR (Context, Objective, Style, Tone, Audience, Response Format)

  • 🥇 Winner of Singapore’s GPT-4 Competition
  • Best for: Content creation, marketing, audience-specific writing

TIDD-EC (Task Type, Instructions, Do, Don’t, Examples, User Content)

  • Best for: Precision tasks, data analysis, technical work

RTF (Role, Task, Format)

  • Best for: Quick, versatile prompting – the “Swiss Army knife”

Tier 2 – Specialized Excellence:

RISEN (Role, Instructions, Steps, End goal, Narrowing)

  • Best for: Complex project breakdown, multi-step processes

RODES (Role, Objective, Details, Examples, Sense Check)

  • Best for: Example-driven prompts, template-based work

Chain of Thought

  • Best for: Problem-solving, logical reasoning, math
  • Simple addition: “Let’s think step-by-step”

Tier 3 – Quick & Focused:

ICIO (Instruction, Context, Input, Output)

  • Best for: Data processing, research synthesis

APE (Action, Purpose, Expectation)

  • Best for: Simple, focused tasks

CLEAR (Concise, Logical, Explicit, Adaptive, Reflective)

  • Best for: Evaluating and improving existing prompts

STAR (Situation, Task, Action, Result)

  • Best for: Business problem-solving, case studies

Quick Selection Guide:

For Beginners: Start with RTF or APE

For Content Creation: CO-STAR or RODES

For Data Analysis: TIDD-EC or ICIO

For Problem Solving: Chain of Thought or STAR

For Complex Projects: RISEN or CO-STAR

Key Insights from Research:

  • CO-STAR is the most comprehensive and proven framework (competition winner)
  • RTF is the most versatile for general use
  • Chain of Thought dramatically improves reasoning with minimal effort
  • TIDD-EC excels when precision is critical
  • Simple frameworks often work better than complex ones for basic tasks