150+ Claude Secret Codes: Free Prompt Cheat Sheet | Copy-Paste Prompts for Artifacts, Claude Code & More

Every Claude prompt you'll actually reuse.

A living reference of ready‑to‑copy prompt templates for Claude — including Artifacts, Projects, Claude Code, and long-document workflows Claude handles especially well. Swap the bracketed [placeholders] for your own details and go.

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150+ free Claude prompt templates for writing, business, marketing, coding, Claude Code, SQL, Excel, Python, JavaScript, Artifacts, Projects, long documents, research, computer use, SEO, YouTube, Instagram, LinkedIn, emails, resumes, interviews, studying, teaching, finance, productivity, and more. Each entry below is a ready-to-copy prompt — replace the bracketed placeholders with your own details and paste into Claude.

✍️ Writing Claude Prompts (5 codes)

CL-001: Rewrite in any tone

Rewrite the following text in a [friendly / formal / persuasive / witty] tone, keeping the meaning the same:

[paste text]

CL-002: Long-form editing pass

Here is a full draft. Do a developmental edit: flag weak arguments, redundant sections, and unclear transitions, then suggest fixes:

[paste full draft]

CL-003: Style match from samples

Study the writing style in these samples, then write a new piece about [topic] that matches the same voice, rhythm, and vocabulary:

[paste 2-3 writing samples]

CL-004: Turn an outline into a draft

Turn this outline into a complete first draft, expanding each point into full paragraphs:

[paste outline]

CL-005: Simplify jargon-heavy text

Rewrite this text so a smart non-expert could understand it, without losing any key information:

[paste text]

💼 Business Claude Prompts (4 codes)

CL-006: One-page business plan

Act as a startup advisor. Draft a one-page business plan for a [type of business] targeting [target customer], including problem, solution, revenue model, and go-to-market.

CL-007: SWOT analysis

Create a SWOT analysis for [company/product] competing in the [industry] market.

CL-008: Meeting agenda

Create a 30-minute meeting agenda for discussing [topic] with [stakeholders], including time allocations.

CL-009: Executive summary from a long report

Read this full report and write a 1-page executive summary covering the key findings, risks, and recommendations:

[paste report]

📣 Marketing Claude Prompts (4 codes)

CL-010: Campaign brainstorm

Generate 10 marketing campaign ideas for [product] targeting [audience] with a budget of [budget].

CL-011: Buyer persona builder

Build a detailed buyer persona for [product], including demographics, goals, pain points, and buying triggers.

CL-012: Content calendar

Create a 4-week content calendar for [platform] promoting [product], with themes and post types per day.

CL-013: Competitor comparison

Compare [my product] against [competitor] on features, pricing, and positioning, then suggest a differentiation angle.

🖋️ Copywriting Claude Prompts (3 codes)

CL-014: AIDA sales copy

Write sales copy for [product] using the AIDA (Attention, Interest, Desire, Action) framework, tone: [tone].

CL-015: Landing page headline

Give me 10 landing page headline options for [product] that emphasize [main benefit].

CL-016: Product description

Write a compelling 100-word product description for [product] for an e-commerce listing, highlighting [features].

💻 Coding Claude Prompts (5 codes)

CL-017: Explain code line-by-line

Explain what this code does, line by line, in simple terms:

[paste code]

CL-018: Debug an error

I'm getting this error: [error message]. Here is my code:

[paste code]

Explain the cause and give a fixed version.

CL-019: Refactor for readability

Refactor this code for readability and performance without changing its behavior:

[paste code]

CL-020: Generate unit tests

Write unit tests for this function using [testing framework], covering edge cases:

[paste function]

CL-021: Write documentation from code

Write clear developer documentation for this module, including usage examples:

[paste code]

⌨️ Claude Code Claude Prompts (5 codes)

CL-022: Plan before building

Before writing any code, give me a step-by-step plan for implementing [feature] in this codebase, including which files you'll touch and why.

CL-023: Fix a failing test suite

Run the test suite, identify why [test name / all tests] are failing, and fix the underlying issue without breaking other tests.

CL-024: Add a new feature end to end

Implement [feature description] end to end: code, tests, and a short summary of the changes made.

CL-025: Code review a pull request

Review this diff for bugs, security issues, and style problems, and suggest specific improvements:

[paste diff]

CL-026: Write a CLAUDE.md project config

Generate a CLAUDE.md file for this project describing the tech stack, coding conventions, and commands to run tests and build, based on this repo structure:

[paste repo structure / README]

🗄️ SQL Claude Prompts (4 codes)

CL-027: Write a query from a description

Write a SQL query that returns [desired result] from a table called [table_name] with columns [columns].

CL-028: Explain a query

Explain what this SQL query does step by step:

[paste query]

CL-029: Optimize slow query

This query is running slowly on a table with [row count] rows. Suggest optimizations or indexes:

[paste query]

CL-030: Design a schema

Design a normalized database schema for [use case], including table names, columns, and relationships.

📊 Excel Claude Prompts (3 codes)

CL-031: Formula from description

Write an Excel formula that [describe what you want to calculate], using columns [A, B, C].

CL-032: Explain a formula

Explain what this Excel formula does in plain English:

[paste formula]

CL-033: Clean messy data steps

My spreadsheet has [describe issue: duplicates/blank rows/inconsistent formatting]. Give me step-by-step Excel steps to clean it.

🐍 Python Claude Prompts (3 codes)

CL-034: Script from a task

Write a Python script that [describe task], using [libraries if any], with comments explaining each step.

CL-035: Data analysis with pandas

Using pandas, write code to load [file type], then [describe analysis: filter/group/aggregate].

CL-036: Explain a traceback

Explain this Python traceback and how to fix it:

[paste traceback + code]

⚙️ JavaScript Claude Prompts (3 codes)

CL-037: Function from spec

Write a JavaScript function that [describe behavior], with example input/output.

CL-038: Convert to async/await

Convert this promise-based code to async/await syntax:

[paste code]

CL-039: Debug a React bug

This React component isn't [expected behavior]. Here's the code — find the bug and fix it:

[paste component]

📈 Data Analysis Claude Prompts (4 codes)

CL-040: Interpret a dataset summary

Here is a summary of my dataset: [paste stats/columns]. What patterns or anomalies should I investigate first?

CL-041: Choose the right chart

I want to show [type of insight] from data with columns [columns]. What [chart type] would communicate this best, and why?

CL-042: Write analysis narrative

Turn these data findings into a short narrative summary for a non-technical stakeholder:

[paste findings]

CL-043: Build a data cleaning checklist

Here's a sample of my raw data:

[paste sample rows]

List every cleaning step needed before analysis, in order.

🧩 Artifacts Claude Prompts (5 codes)

CL-044: Build an interactive tool

Build an interactive [artifact type] that lets a user [describe interaction], with clean, modern styling.

CL-045: Turn data into a dashboard artifact

Turn this dataset into an interactive dashboard artifact with filters and at least one chart:

[paste data]

CL-046: Create a slide-style one-pager

Build a single-page visual summary (as an artifact) of [topic], structured like a slide, with clear sections and a simple color scheme.

CL-047: Build a small game or simulator

Build a simple, playable [artifact type] that simulates [concept], with a scoreboard or state I can interact with.

CL-048: Build a calculator or converter tool

Build a small interactive calculator artifact that converts [input] into [output], with input validation.

📁 Projects & Knowledge Base Claude Prompts (3 codes)

CL-049: Set project instructions

Write a concise set of project instructions for a Claude Project focused on [purpose], covering tone, scope, and things to avoid.

CL-050: Summarize project knowledge base

Based on everything in this project's knowledge base, summarize the current state of [topic] and flag anything that looks outdated or contradictory.

CL-051: Onboard Claude to a codebase

Here is an overview of our codebase structure and conventions. Summarize it back to me in your own words so I can confirm you understood it correctly:

[paste repo structure / docs]

📚 Long Documents & PDFs Claude Prompts (5 codes)

CL-052: Summarize a long document into key sections

Summarize this document into: 1) a 3-sentence overview, 2) key takeaways per section, 3) open questions.

CL-053: Extract structured data from a document

Extract [data points] from this document into a table with columns [column names].

CL-054: Compare two long documents

Compare these two documents and list the key differences in claims, numbers, and conclusions: [Document A] vs [Document B].

CL-055: Find contradictions across a large document

Read this entire document and flag any statements that contradict each other or seem inconsistent.

CL-056: Turn a contract into a plain-language summary

Summarize this contract in plain language, highlighting key obligations, deadlines, and risks — note this is not legal advice:

[paste contract]

🔬 Research Claude Prompts (5 codes)

CL-057: Literature summary

Summarize the current consensus on [research topic], noting key studies and any major disagreements.

CL-058: Pros/cons analysis

Give a balanced pros and cons analysis of [topic/decision], citing the strongest arguments on each side.

CL-059: Turn findings into an abstract

Turn these research notes into a structured academic abstract (background, methods, results, conclusion):

[paste notes]

CL-060: Identify research gaps

Based on the current literature on [topic], identify 3 under-explored questions worth researching further.

CL-061: Design a research methodology

Design a research methodology to test the hypothesis that [hypothesis], including method, sample, and limitations.

🖱️ Computer Use & Agents Claude Prompts (3 codes)

CL-062: Multi-step task breakdown

Break down the task '[task description]' into a numbered sequence of concrete steps an agent could execute one at a time.

CL-063: Browser research + report task

Research [topic] across multiple sources, then compile a short report with the top 5 findings and where each came from.

CL-064: Automate a repetitive workflow

Here is a repetitive task I do manually: [describe task]. Describe how to automate it step by step, including any tools needed.

🧭 Diagrams & Visuals Claude Prompts (3 codes)

CL-065: Flowchart from a process description

Turn this process description into a step-by-step flowchart, showing decision points clearly:

[paste process description]

CL-066: System architecture diagram

Describe a system architecture for [system], including main components and how data flows between them, in a way that could be turned into a diagram.

CL-067: Turn data into a chart

Here is a dataset: [paste data]. Recommend the best [chart type] to visualize it and explain why.

🔍 SEO Claude Prompts (4 codes)

CL-068: Keyword cluster research

Generate a keyword cluster around the topic [topic], grouped by search intent (informational, commercial, transactional).

CL-069: Meta title & description

Write 5 SEO-optimized title tags and meta descriptions for a page about [topic], under 60 and 155 characters respectively.

CL-070: On-page SEO audit

Review this page content for on-page SEO issues (keyword usage, headings, readability) and suggest improvements:

[paste content]

CL-071: Internal linking suggestions

Based on this list of my site's pages, suggest internal linking opportunities for a new article about [topic]:

[paste page list/titles]

▶️ YouTube Claude Prompts (4 codes)

CL-072: Video script outline

Write a video script outline for a [length]-minute YouTube video about [topic], including hook, main points, and CTA.

CL-073: Title & thumbnail ideas

Generate 10 click-worthy YouTube titles and matching thumbnail text ideas for a video about [topic].

CL-074: Turn a transcript into a blog post

Convert this video transcript into a structured blog post with headings:

[paste transcript]

CL-075: Comment reply templates

Write 3 reusable reply templates for common comments on a video about [topic]: a thank-you, a question answer, and a disagreement response.

📸 Instagram Claude Prompts (3 codes)

CL-076: Caption generator

Write 5 Instagram captions for a post about [topic/photo description], in a [tone] voice, with relevant hashtags.

CL-077: Reels script hook

Write 3 attention-grabbing first lines (hooks) for a Reel about [topic].

CL-078: Hashtag set

Generate a set of 20 relevant hashtags for a post about [topic], mixing broad and niche tags.

🔗 LinkedIn Claude Prompts (4 codes)

CL-079: Thought-leadership post

Write a LinkedIn post about [topic/lesson learned] in a personal, first-person storytelling style, ending with a question for engagement.

CL-080: Profile headline options

Write 5 LinkedIn headline options for a [job title] who wants to attract [type of opportunity].

CL-081: About section rewrite

Rewrite this LinkedIn About section to be more compelling and results-focused:

[paste current About section]

CL-082: Connection request message

Write a short, personalized LinkedIn connection request to [person's role] mentioning [shared context/reason].

✉️ Emails Claude Prompts (4 codes)

CL-083: Professional email from bullet points

Turn these bullet points into a professional email to [recipient]:

[paste bullet points]

CL-084: Follow-up email

Write a polite follow-up email regarding [topic], referencing our last conversation on [date], with a clear next step.

CL-085: Decline politely

Write an email politely declining [request/offer] while keeping the relationship positive.

CL-086: Cold outreach email

Write a short cold outreach email to [target persona] about [offer], focused on their pain point [pain point].

📄 Resume Claude Prompts (5 codes)

CL-087: Bullet point rewrite (impact-focused)

Rewrite this resume bullet to be achievement-focused, using metrics where possible:

[paste bullet]

CL-088: Tailor resume to job posting

Here is my resume and a job posting. Suggest edits to better align my resume with the posting:

Resume: [paste]
Job posting: [paste]

CL-089: Professional summary

Write a 3-sentence professional summary for a [job title] with [years experience] experience in [industry].

CL-090: Cover letter draft

Write a cover letter for the role of [job title] at [company], highlighting my experience in [key experience].

CL-091: LinkedIn headline from resume

Based on this resume, write 3 LinkedIn headline options that summarize my expertise in one line:

[paste resume]

🎤 Interview Claude Prompts (5 codes)

CL-092: Likely questions for a role

List 10 likely interview questions for a [job title] position at a [company type], with brief notes on what they're assessing.

CL-093: STAR answer builder

Help me structure a STAR-method answer for this question: '[interview question]', based on this experience: [describe experience].

CL-094: Mock interview

Act as an interviewer for a [job title] role. Ask me one question at a time and give feedback on my answers.

CL-095: Questions to ask the interviewer

Suggest 5 thoughtful questions I could ask the interviewer for a [job title] role at [company].

CL-096: Salary negotiation script after an offer

I received a job offer for [job title] at [salary]. Help me write a counter-offer script asking for more, based on market rate for [job title] in [industry].

📚 Learning Claude Prompts (5 codes)

CL-097: Explain like I'm new to it

Explain [concept] as if I'm a complete beginner, using a simple analogy.

CL-098: Study plan generator

Create a [4-week] study plan to learn [topic/skill] from scratch, assuming [hours] per week available.

CL-099: Quiz me

Quiz me on [topic] with 10 questions of increasing difficulty, then explain any I get wrong.

CL-100: Compare two concepts

Explain the difference between [concept A] and [concept B] with a simple comparison table.

CL-101: Explain via analogy

Explain [concept] using an analogy from everyday life, then map each part of the analogy back to the real concept.

🎓 Students Claude Prompts (3 codes)

CL-102: Essay outline

Create an essay outline for the topic '[essay topic]', with a thesis statement and 3 supporting arguments.

CL-103: Simplify and explain textbook text

Simplify this textbook passage into plain language with a short summary:

[paste passage]

CL-104: Flashcard generator

Turn these notes into 15 flashcard-style question/answer pairs for studying:

[paste notes]

🍎 Teachers Claude Prompts (3 codes)

CL-105: Lesson plan builder

Create a lesson plan for teaching [topic] to [grade level] students, including objectives, activities, and assessment.

CL-106: Rubric generator

Create a grading rubric for a [type of assignment] on [topic], with 4 performance levels.

CL-107: Parent communication email

Write a professional email to a parent about [situation: student progress/behavior/absence] in a supportive tone.

💰 Finance Claude Prompts (3 codes)

CL-108: Explain a financial concept

Explain [financial concept, e.g. compound interest] in simple terms with a real-life example.

CL-109: Budget plan from income

Create a monthly budget breakdown for a take-home income of [amount], following the 50/30/20 rule.

CL-110: Compare financial products

Compare [financial product A] vs [financial product B] in terms of fees, risk, and typical use case.

⚡ Productivity Claude Prompts (5 codes)

CL-111: Daily plan from a task list

Turn this list of tasks into a prioritized daily schedule, blocking time by urgency and effort:

[paste task list]

CL-112: Break a goal into steps

Break down the goal '[goal]' into weekly milestones over the next [timeframe].

CL-113: Meeting notes to action items

Turn these meeting notes into a clear list of action items with owners and deadlines:

[paste notes]

CL-114: Weekly review prompt

Act as an accountability coach. Ask me structured questions to review my week and plan the next one.

CL-115: Eisenhower matrix sorter

Sort this task list into an Eisenhower matrix (urgent/important quadrants) and tell me what to drop:

[paste task list]

🚀 Startups Claude Prompts (3 codes)

CL-116: Idea validation checklist

Give me a checklist of questions to validate whether [startup idea] is worth pursuing, before writing any code.

CL-117: Elevator pitch

Write a 3-sentence elevator pitch for [startup idea] aimed at [type of investor/customer].

CL-118: Name & tagline brainstorm

Suggest 10 startup name ideas and taglines for a company that does [description].

📽️ Presentations Claude Prompts (3 codes)

CL-119: Slide-by-slide outline

Create a slide-by-slide outline for a [length]-minute presentation on [topic] for an audience of [audience].

CL-120: Simplify a complex slide

Simplify this slide's text into 3 short bullet points without losing the key message:

[paste slide text]

CL-121: Speaker notes

Write speaker notes for this slide, expanding on the bullet points in a conversational tone:

[paste bullets]

🤝 Negotiation Claude Prompts (3 codes)

CL-122: Prepare a negotiation strategy

Help me prepare for a negotiation about [topic]. My goal is [goal], my constraints are [constraints]. Suggest an opening offer and fallback positions.

CL-123: Counter-offer email

Write a professional counter-offer email regarding [topic/salary/price], justifying the ask with [reasoning].

CL-124: Anticipate objections

List the likely objections the other side will raise about [proposal], and how to respond to each.

🎧 Customer Support Claude Prompts (3 codes)

CL-125: Response to an angry customer

Write an empathetic response to this customer complaint, acknowledging the issue and offering a resolution:

[paste complaint]

CL-126: FAQ generator

Generate 10 frequently asked questions and answers for a product that does [description].

CL-127: Macro/canned reply

Write a reusable support reply template for handling requests about [common issue].

🧑‍💼 HR & Recruiting Claude Prompts (3 codes)

CL-128: Job description writer

Write a job description for a [job title] role, including responsibilities, requirements, and a compelling intro paragraph.

CL-129: Interview scorecard

Create an interview scorecard with 5 criteria for evaluating candidates for [job title].

CL-130: Rejection email

Write a kind, professional rejection email for a candidate who interviewed for [job title] but wasn't selected.

🏋️ Health & Fitness Claude Prompts (3 codes)

CL-131: Beginner workout plan

Create a beginner-friendly [3-day] workout plan for [goal: strength/fat loss/endurance], assuming access to [equipment].

CL-132: Explain a nutrition label term

Explain what [nutrition term, e.g. 'net carbs'] means and why it matters, in plain language.

CL-133: Habit-building plan

Design a 2-week plan to build the habit of [habit], with small daily steps and tracking suggestions.

✈️ Travel Claude Prompts (3 codes)

CL-134: Day-by-day itinerary

Create a [length]-day itinerary for [destination] for someone interested in [interests], with a mix of must-see and off-the-beaten-path spots.

CL-135: Packing list generator

Create a packing list for a [length]-day trip to [destination] in [season], for [type of trip].

CL-136: Budget travel estimate

Estimate a daily budget breakdown for traveling in [destination] as a [budget/mid-range/luxury] traveler.

🧸 Parenting Claude Prompts (3 codes)

CL-137: Age-appropriate explanation

Explain [topic] to a [age]-year-old in simple, reassuring language.

CL-138: Screen time conversation script

Help me write a calm conversation script to talk to my [age]-year-old about [screen time / a sensitive topic].

CL-139: Activity ideas by age

Suggest 10 screen-free activities for a [age]-year-old that build [skill, e.g. fine motor skills].

⚖️ Legal Claude Prompts (3 codes)

CL-140: Plain-language contract summary

Summarize this contract in plain language, highlighting key obligations, deadlines, and risks:

[paste contract clause] — Note: not legal advice.

CL-141: Draft a simple agreement

Draft a simple [type of agreement] between [party A] and [party B] covering scope, payment, and termination — for review by a lawyer before use.

CL-142: Explain a legal term

Explain what '[legal term]' means in plain English, with a simple example.

🌱 Personal Development Claude Prompts (3 codes)

CL-143: Reflective journaling prompts

Give me 5 journaling prompts to reflect on [theme, e.g. career growth] this week.

CL-144: Identify limiting beliefs

Act as a supportive coach. Ask me questions to help identify a limiting belief around [area of life].

CL-145: Values clarification exercise

Guide me through an exercise to clarify my top 5 personal values, with follow-up questions.

🛠️ Prompt Engineering Claude Prompts (5 codes)

CL-146: Structure a prompt with XML tags

Rewrite this prompt using clear XML tags to separate instructions, context, and examples so Claude can follow it more reliably:

[paste rough prompt]

CL-147: Write a system prompt for a custom assistant

Write a system prompt for an assistant whose job is [assistant purpose], including tone, scope, and what it should refuse to do.

CL-148: Few-shot example builder

I want Claude to always respond in this format: [describe format]. Write 3 few-shot examples I can include in my prompt to demonstrate it.

CL-149: Chain-of-thought prompt template

Turn this task into a prompt that asks Claude to think step by step before giving a final answer: [describe task].

CL-150: Debug why a prompt isn't working

Here's a prompt that isn't producing the results I want, and an example of a bad output. Diagnose what's ambiguous or missing:

Prompt: [paste prompt]
Bad output: [paste output]