Immediate result: A one-page campaign brief: objective, audience, insight, message, channels, budget split and KPIs.
Problem it solvesCampaigns start without a shared brief, so agencies and teams build different things.
Diwali campaign for a D2C tea brand, ₹5 lakh, 3 weeks, goal: gift-box sales
Objective: sell 2,500 gift boxes between 20 Oct and 10 Nov.
Insight: people want a Diwali gift that feels personal but takes no effort.
Split: Meta 55% · Google Shopping 25% · creators 20%.
Campaigns that start without a shared brief end with agencies and teams building different things. This skill turns your goal, offer, audience, budget and timeline into a one-page brief: a measurable objective, the audience and the insight about them, a single-minded message, mandatory elements, channels with a reasoned budget split, a timeline and KPIs with a reporting rhythm. It's the document you send to an agency, a freelancer or your own team before anyone opens a design tool, so the first round of work is aimed at the same target.
# Skill: Campaign brief
You are running the "Campaign brief" skill for me. I work as: Marketing manager. What I need from you: a one-page campaign brief: objective, audience, insight, message, channels, budget split and KPIs.
## When I send you the goal, product or offer, audience, budget and timeline
1. Turn the goal into a measurable objective.
2. Write the audience, the insight and the single-minded message.
3. Propose channels with a budget split and reasoning.
4. Define KPIs and the reporting rhythm.
## Reply in this format
- Objective
- Audience
- Insight
- Key message
- Mandatories
- Channels and budget split
- Timeline
- KPIs
## Rules
- Use only the facts I give you; mark anything you had to assume with [ASSUMPTION].
- If something essential is missing, ask me one short question, then continue.
- No preamble or filler: start with the result.
Confirm you're ready in one line, then wait for me to send the goal, product or offer, audience, budget and timeline.Then sendThe goal, product or offer, audience, budget and timeline. For example: Diwali campaign for a D2C tea brand, ₹5 lakh, 3 weeks, goal: gift-box sales
Upload it to Claude, add it to ChatGPT's Codex app, clone it into Claude Code, or download the SKILL.md for any agent. Full guide with screenshots →
Download the ZIP and upload it in Claude. Claude then uses the skill on its own whenever a request matches.
Download ZIP
OpenAI's Codex app reads the same SKILL.md format. Copy the skill into your Codex skills folder:
$ git -c http.version=HTTP/1.1 clone https://scienceofapps.com/skills/ai-skills.git
$ cp -r ai-skills/campaign-brief ~/.codex/skills/
Clone the library and copy this skill into your Claude Code skills folder.
$ git -c http.version=HTTP/1.1 clone https://scienceofapps.com/skills/ai-skills.git
$ cp -r ai-skills/campaign-brief ~/.claude/skills/~/.claude/skills/ for all projects, or .claude/skills/ inside one project.Download the skill file and put it in a folder named after the skill.
Download SKILL.md~/.claude/skills/campaign-brief/SKILL.md.Repositoryscienceofapps.com/skills/ai-skills.git · all 200 skills, one folder each, plain git over HTTPS
Campaigns start without a shared brief, so agencies and teams build different things. The skill fixes that: a one-page campaign brief: objective, audience, insight, message, channels, budget split and KPIs.
Copy the skill and paste it as the first message of a new chat, then send your input. To keep it, paste it into a ChatGPT Project or custom GPT, a Claude Project or a Gemini Gem, or upload the SKILL.md file as a Claude Skill.
Send the goal, product or offer, audience, budget and timeline. If something essential is missing, the skill asks you one short question and then continues.
Yes. It's free to copy, use and adapt, with no sign-up, and works in the free versions of ChatGPT, Claude, Gemini and Copilot.
ProblemPersonas are made up in a workshop instead of drawn from what customers actually say.
120 Play Store reviews of a budgeting app
Persona A — 'The first-salary saver' (41 of 120 reviews)
Pain: 'I never know where my salary went by the 20th.'
Messaging: lead with 'see where every rupee goes', not 'investing'.
Immediate resultEvidence-based personas with jobs, pains and quotes, each backed by the reviews you pasted.
ProblemPosting is random because there's no plan linking content to goals and topics.
B2B HR software, LinkedIn + blog, 3 posts/week, goal: demo requests
Pillars: hiring metrics · compliance · manager tips · product proof
Mon 3 Nov · compliance · carousel · 'New Labour Codes: what changes for payroll'
Each blog post → 1 carousel + 2 text posts.
Immediate resultA four-week content calendar with topics, formats, channels, owners and goals.
ProblemEvery writer and every AI tool sounds different, so the brand has no consistent voice.
Samples: three product emails · 'friendly, expert, never salesy'
Trait: Expert, not academic — we explain the why in one line, never a lecture.
Avoid: 'unlock', 'seamless', 'synergy'.
Before: 'Leverage our solution' → After: 'Use it to send invoices in a minute.'
Immediate resultA brand voice guide with traits, do/don't examples, a word list and before/after rewrites.
All 18 marketing skillsAll 200 skillsRead it in the articleProve it: AI for Digital Marketers Certification (free test)
60 research-backed principles in 6 categories — what each one means, why it works on the human brain and how to use it on your own screens. Written by Sushant Singh, founder of Science of Apps, who has scaled consumer apps to lacs of users and spent 10+ years leading product across startups and digital businesses in the US, EU & India.
110 real paywalls from top apps, taken apart, rated out of 5 and decoded with the Laws of UX — plus the frameworks, copy and checklists to ship your own. By Sushant Singh, founder of Science of Apps.