23 prompts
Turn this code into documentation. Code: ``` [paste] ``` Provide: a plain-English step-by-step description, a Mermaid flowchart (or sequence diagram if it involves multiple services), the inputs and outputs, and any edge cases visible in the logic.
Visualise how a function or process works with a Mermaid flowchart and plain-English steps.
Act as a QA-minded backend engineer. Framework and test tool: [e.g. Jest + Supertest, pytest + httpx, PHPUnit] Endpoints: [list with expected behaviour] Auth: [method] Database setup: [test DB, fixtures] Write integration tests covering success cases, validation errors, auth failures and not-found cases, with setup/te…
Test your API endpoints end to end, including the database, auth and error responses.
Act as a senior product manager. Feature: [name] Problem and evidence: [details] Target users: [who] Goals: [outcomes] Write a PRD: background, problem statement, goals and non-goals, user stories with acceptance criteria, functional requirements, UX notes, edge cases, analytics/success metrics, launch plan, and open…
Write a clear PRD with problem, goals, user stories, requirements and success metrics.
Act as an account executive. Prospect: [company, contacts and roles] What they cared about in the demo: [notes] Next step agreed: [details] Write a 4-email follow-up sequence over 2 weeks: recap with value summary, a relevant case study, answers to open questions/business case help, and a respectful check-in. Each und…
Keep deals moving after a demo with helpful, personalised follow-ups.
Act as an algorithms tutor. Problem: [paste problem statement] Language: [language] Explain: 1. The problem in simple words with a small example 2. A brute-force approach and its complexity 3. The key insight that leads to the optimal approach 4. Step-by-step walkthrough on the example 5. Clean, commented code 6. Time…
Understand algorithm problems: intuition, brute force, optimal approach, complexity and clean code.
Act as a senior [language] developer. Write a function that: [describe behaviour] Inputs: [names, types, examples] Output: [type and example] Constraints: [performance, no external libraries, etc.] Include: - Type hints/annotations and a docstring - Input validation and clear error messages - Handling for edge cases (…
Describe what a function should do and get clean, typed, tested code with edge cases handled.
Act as an agency owner writing a winning proposal. Client: [company and contact] Their problem/goal: [from discovery call] My solution: [what I'll do] Deliverables: [list] Timeline: [weeks] Price: [amount or options] Why me: [experience, results] Structure: cover summary, understanding of their goals, proposed approac…
Write a persuasive proposal that shows you understand the client's problem, with scope, timeline, pricing options and next steps.
Act as a senior copywriter. Topic: [topic] Audience: [who will read it] Format: [blog post / landing page / ad / email] Main benefit or promise: [benefit] Write 30 headlines using these formulas (3 each): How to…, Number list, Question, Mistakes to avoid, Ultimate guide, Before/after, Without [pain], Secret/little-kno…
Get 30 headline options for any article, ad or landing page using proven formulas, scored for clarity and curiosity.
Act as a regular expression expert. Regex flavour: [JavaScript / Python / PHP (PCRE) / Java / .NET] What I need to match: [describe, e.g. UK postcodes, dates in DD/MM/YYYY, URLs without query strings] Should match: [examples] Should NOT match: [examples] Please give: 1. The regex 2. A token-by-token explanation in pla…
Describe the pattern you need and get a tested regular expression, a token-by-token explanation, and examples that match and don't.
Act as a startup CFO. Business: [what you sell and how] Pricing: [prices] Current numbers: [monthly revenue, customers, costs — or 'pre-revenue'] Growth plan: [marketing channels, hires, launches] Starting cash: [amount] Create: 1. A list of key assumptions (conversion rates, growth rate, churn, average order value, c…
Build a simple revenue, cost and profit forecast with transparent assumptions, best/worst cases and the numbers investors look at.
Act as a decision-making coach. Decision: [what you need to decide] Options: [option A, option B, option C] What matters to me: [criteria, e.g. cost, time, growth, risk, enjoyment] Constraints: [budget, deadline, non-negotiables] Please: 1. Suggest any missing criteria and assign weights (totalling 100%) 2. Build a we…
Stuck between choices? Score each option against weighted criteria and get a clear recommendation plus the risks of each path.