Systems > Prompts

Build your
marketing OS
on Claude.

42 production-ready skills across 10 disciplines. Stop re-prompting. Start running a system your whole team can use, reliably, every day.

Get the book: £19 See what's inside
42
Deployable skills
10
Marketing disciplines
3
End-to-end workflows
Claude Skills for Marketing book cover
Launch
£19
The real problem

"Claude doesn't have a writing problem.
You have a briefing problem."

Every time you open Claude without a configured skill, you start from zero. No context. No standards. No voice. That's why the output is inconsistent, not because Claude is bad at writing.

And why 100 prompts won't fix it.

Sound familiar?

The signs your
AI system is broken

Tick the ones that apply. These aren't Claude problems — they're infrastructure problems. And they all have the same fix.

01
Every session starts from scratch

You re-explain your brand, your audience, your tone. Every single time. Claude doesn't know who you are, and it shows.

02
Your team can't reproduce your results

You found a prompt that works. But when a colleague uses it, the output looks nothing like yours. Your expertise isn't transferable.

03
Claude writes in its voice, not yours

The copy is fluent but generic. It sounds like Claude. It doesn't sound like your brand. You rewrite most of it anyway.

04
You're re-prompting more than you're publishing

Half your time goes to nudging, refining, correcting. AI was supposed to save time. Right now it's adding steps.

05
Claude invented something that wasn't true

A stat. A claim. A name. It was fluent, it was confident, and it was wrong. You're not sure how to stop it happening again.

06
Your Claude usage hasn't scaled

You use it for one-offs, not systems. There's no library, no version control, no workflow. It's still a chatbot, not infrastructure.

You recognised 0 of 6 symptoms. The fix is £19. →
The fix

Stop building prompts.
Start building skills.

A Claude skill is a structured, reusable set of instructions that makes Claude reliably perform a specific task to a defined standard. It's the difference between a one-off request and a permanent briefing.

Skills have five components: role definition, input specification, output specification, guardrails, and examples. Build all five and Claude performs like a specialist contractor who already knows your brand, your audience, and your standards, every time, for anyone on your team.

The book delivers the methodology to build skills, and 42 production-ready ones you can deploy today.

The anatomy of a skill 5 components
Role Definition
Who Claude is for this task. Not "helpful assistant", but specific domain, stance, and relationship. This calibrates expertise and vocabulary.
Input Spec
What the user provides each time. Required vs optional. What Claude does when inputs are missing or incomplete.
Output Spec
Exact format, structure, length, required elements. The more specific, the more reliable.
Guardrails
What Claude must never do. Don't invent data. Flag uncertainty. These are what separate a good prompt from a professional skill.
Examples
One strong input→output demonstration. More effective than three paragraphs of instruction. Shows what "right" looks like.
What you get

42 skills. 10 disciplines.
One complete system.

Every skill is immediately deployable into your Claude Projects. No setup beyond copy-and-configure.

01
Audience & Research
5 skills
02
Brand Voice & Messaging
4 skills
03
Content Strategy
4 skills
04
SEO & Search
4 skills
05
Campaign Planning
4 skills
06
Email Marketing
4 skills
07
Social Media
4 skills
08
Paid Media
7 skills
09
Copywriting & Creative
6 skills
10
Analysis & Optimisation
Across all layers
// 01

The Skills Framework

Eight chapters on what a skill is, how to build one, where to deploy it, and how to maintain a team library that doesn't rot.

// 02

Complete Prompt Library

Every skill formatted for immediate deployment into Claude Projects. Copy, configure with your context, run. No rewriting required.

// 03

Three End-to-End Workflows

New product launch (8-week workflow), ongoing content engine (cyclical), and customer intelligence loop (data-triggered).

// 04

The Claude Platform Guide

Projects, MCP connectors, Cowork, Artifacts, Styles: a practical primer on the full ecosystem, not just the chat window.

// 05

Skill Design Checklist

A quality-assurance framework. Use before deploying any skill to a team library. Covers all five components, failure modes, and iteration guidance.

// 06

Hallucination Guardrails

Practical patterns for building epistemic discipline into every skill, so Claude flags uncertainty rather than inventing answers with confidence.

From the authors
"The 42 skills in this book emerged from real client work: building marketing systems that teams actually use, breaking them, fixing them, and refining them through hundreds of real inputs and real outputs. The methodology is tested, not theorised."
A
Alexander Ash, Ajit Jaokar and Aditya Jaokar
Authors, Claude Skills for Marketing
Pricing

Start with the book.
Scale as you need.

Launch pricing.

Free chapter
£0
No card, no gate
The full Research & Intelligence chapter: two complete skills (Voice of Customer Synthesiser and Persona Builder) with system prompts, worked examples, and downloadable skill files.
  • Full Chapter 9 — ungated
  • voice-of-customer-synthesiser.skill
  • persona-builder.skill
Read the free chapter
The book
£19
One-time payment
The complete guide plus the full 42-skill library. PDF and EPUB. Lifetime updates included.
  • Complete 404-page guide
  • 42 deployable skills (all formats)
  • 3 end-to-end workflow maps
  • Skill design checklist
  • Glossary + appendices
  • Lifetime updates
Get the book on Gumroad

All purchases include a 30-day no-questions-asked refund. Pay once, own it forever.

// About the authors

Three practitioners. One playbook.

Written by people who use Claude daily in marketing and AI research workflows — not consultants theorising from the sideline.

AA

Alexander Ash

AI consultant and author based in London. He started out in early social media influencer marketing in the 2000s, later moved into venture capital, and served as AI product manager at the UK Ministry of Justice. Previous works include the Top 10 of Everything series, published by Hachette.

↗ LinkedIn
AJ

Ajit Jaokar

Course director for several AI programmes at the University of Oxford and a Visiting Fellow in Engineering Sciences. He founded futuretext, the London research and publishing company, and is the author of books including Data Science for Internet of Things and Enterprise AI: An Applications Perspective. He has briefed policymakers at the G7, the European Parliament, and the World Economic Forum on practical AI deployment.

↗ LinkedIn Newsletter
AD

Aditya Jaokar

Product manager at Erdos Research and Business and Management undergraduate. He contributed [SPECIFIC] to Claude Skills for Marketing, grounded in how marketers and domain professionals turn Claude into a working system rather than a chat window.

↗ LinkedIn

Questions

Do I need a paid Claude plan? +
Claude Pro ($20/month) is required to access Projects, which is where skills live. Most of what the book teaches requires Pro or above. The book covers plans in detail in Chapter 2. Haiku and free-tier Claude work for testing; they won't support a full team skills library.
Is this relevant if I already use ChatGPT? +
The skills methodology is transferable: the five-component framework works on any LLM. But the book is specifically written for Claude: the deployment contexts (Projects, MCP connectors, Cowork), the model tiers, and the worked examples are all Claude-native. If you're considering switching, the book will accelerate that decision.
How technical do I need to be? +
No coding required for anything in the book. Skills are written in natural language and deployed through the Claude interface. There is an API chapter for teams who want to automate at scale, but it's context, not a technical manual.
How quickly can my team start using the skills? +
The skills in the prompt library are formatted for immediate deployment. Read Chapter 8 (deployment contexts), set up a Claude Project, paste in the first skill with your brand context, and you're running in under an hour.
What if Claude releases a new model: do the skills still work? +
Model updates can occasionally drift skill behaviour: a new model may interpret instructions slightly differently. The book covers this: the skill design checklist includes quarterly testing against benchmark inputs. The book covers how to test and update your skills when this happens.
One more thing

Start with one skill.
Run it. Refine it. Chain it.

42 skills, three workflows, and a complete methodology for building a marketing operating system your whole team can use. £19.

Get Claude Skills for Marketing

30-day refund · Lifetime updates · PDF and EPUB