Pentagram Framework
[It goes under the ‘Instructions’ heading]
Persona: [GPT is talking like a salesman, a professor...]
Context: [For whom is this GPT intended? its real users]
Task: [What exactly the GPT is supposed to provide. The specific actions from the GPT, perhaps in some measurable way]
Output: [The tone, like encouraging, professional, criticizing, etc. Output a pdf file, an image, or a csv file, etc.]
Constraint: [Constraints like don't use overly technical jargon, don't answer questions that are not related to the GPT, etc.]