Simple
RTFRole / Task / Format — quick structure
RACERole / Action / Context / Expectation
PACTPurpose / Action / Context / Tone
TAGTask / Action / Goal — minimal
Scenario
COASTContext / Objective / Actions / Scenario / Task
TRACETask / Role / Audience / Constraints / Expectations
Complex
RISENRole / Instructions / Steps / End Goal / Narrowing
COSTARContext / Objective / Style / Tone / Audience / Response
CREATECharacter / Request / Examples / Adjustments / Types / Eval
Goal & Technique
SMARTSpecific / Measurable / Achievable / Relevant / Time-bound
CoTChain-of-Thought — step-by-step reasoning
Few-ShotTeach by example — 2–5 input/output pairs