Guide · Agent skill
How to use the Startup Canvas Builder agent skill
Updated · written with AI from the project's own documentation and checked against our catalogue data
The Startup Canvas Builder is an agent skill, a set of instructions that teaches an AI agent how to produce a specific kind of document. This guide explains what the startup-canvas skill makes the agent do, how to install it, how to ask for a canvas, and what to expect from the output. It is written for founders and product managers who have never used agent skills before.
Startup Canvas Builderphuryn/pm-skills · MIT Download the skill Quick start
- 1Download the ZIP. Get the startup-canvas ZIP from this page. It contains SKILL.md.
- 2Unzip into a skills folder. Unzip into ~/.claude/skills/ for personal use, or into a project's .claude/skills/ folder for one project.
- 3Or upload in the Claude apps. In the Claude apps, go to Settings → Capabilities → Skills and upload the ZIP.
- 4Describe your idea. Explain the product or startup idea, the target market, what you know about competitors, and your team's constraints.
- 5Ask for a Startup Canvas. Use a plain request that mentions a startup canvas, new product canvas, or startup strategy.
- 6Review the 11 parts. Check each part, especially the flagged assumptions and the Can't/Won't section.
- 7Test the hypotheses. Run the suggested low-effort experiments with real customers and return the results to revise the canvas.
What the startup-canvas skill makes the agent do
When you ask the agent to map out a new product or startup idea, this skill tells it to build a Startup Canvas. The canvas combines two parts: a Product Strategy section with nine parts, and a Business Model section covering costs and revenue streams. The skill is designed as a structured thinking template for the agent to fill in from what you tell it. It is not a data tool and it does not research the market.
The strategy part covers vision, market segments, relative costs, value propositions, trade-offs, key metrics, growth, capabilities, and a Can't/Won't test for how hard the strategy is to copy. The business model part covers cost structure and revenue streams. The skill also asks the agent to list hypotheses that must be true for the idea to work and to suggest quick experiments to test them.
Install the startup-canvas skill
Download the ZIP for the skill from this page. The download contains SKILL.md, the only file the skill uses. Then choose one of the following methods.
For personal use across projects, unzip the download into ~/.claude/skills/. For a single project, unzip it into the project's .claude/skills/ folder. In the Claude apps, you can instead upload the ZIP under Settings → Capabilities → Skills.
- Personal install: unzip into ~/.claude/skills/
- Project install: unzip into the project's .claude/skills/ folder
- Claude apps: upload the ZIP under Settings → Capabilities → Skills
Trigger the skill with natural requests
You do not need special syntax. Describe the product or startup idea in plain language and mention a canvas or startup strategy. The skill's listed triggers include phrases such as startup canvas, new product canvas, startup strategy, and startup business model.
The more context you give, the better the result. The skill expects a product or startup idea, a target market and customer insights, the competitive landscape, and your team's constraints and resources. Missing inputs will be filled with assumptions, which the output should flag as hypotheses.
- Map out a startup canvas for a note-taking app for freelance designers.
- Build a new product canvas for a subscription meal-planning service for families. Here is what I know about the market: ...
- Evaluate this startup idea with a startup business model: ...
Read the 11-part output
The canvas is organised into eleven numbered parts. Vision sets the aspirational impact. Market segments are defined by the problems people have, with 2 to 3 target segments and a first segment chosen with a reason. Relative costs asks whether you optimise for low cost or unique value. Value propositions are written for each segment as before, how, after, and alternatives.
Trade-offs lists what you will not do. Key metrics names a North Star Metric and a One Metric That Matters for the quarter. Growth asks whether the product is product-led or sales-led and which channels to use. Capabilities lists what to build and what to partner for. Can't/Won't tests whether competitors could copy the whole set of choices. Cost structure and revenue streams finish the canvas, with pricing approaches such as penetration, value-based, competitive, usage-based, or SaaS.
Treat the estimates as qualitative. The skill does not produce investor-grade financials.
Use the output to test your idea
After the first draft, the skill's process moves on to testing. Ask the agent to list the hypotheses that must be true and to suggest low-effort experiments for the riskiest ones. Then run those experiments with real customers or real data you collect yourself, and bring the results back to the agent to revise the canvas.
The skill also suggests you mix and adapt the approach rather than follow the canvas rigidly. Drop parts that do not fit your situation.
Safety notes and requirements
The skill lists no requirements. It does not run scripts and does not use the network, according to its listing. It works only from the information you supply, so it cannot check competitors, prices or market size for you. Verify any market claim the agent makes against your own sources before relying on it.
- Requirements: none listed
- Runs scripts: no
- Uses network: no
- Licence: MIT
What people use it for
- Sketching a new product concept before committing budget or staff.
- Comparing a strategy against a Business Model Canvas or Lean Canvas to see what each one misses.
- Challenging a startup idea with a structured checklist before pitching it internally.
- Listing the assumptions a new product depends on and choosing quick experiments to test them.
Frequently asked questions
How do I install the startup-canvas agent skill?
Download the ZIP from this page and unzip it into ~/.claude/skills/ for personal use, or into a project's .claude/skills/ folder. In the Claude apps, you can upload the ZIP under Settings → Capabilities → Skills instead.
Do I need anything installed to use the startup-canvas skill?
The skill's listing shows no requirements. It does not run scripts and does not use the network. You do need an agent environment that supports skills, such as the Claude apps or Claude Code.
Is the startup-canvas skill free?
The skill is released under the MIT licence, as stated on this page. The source does not list pricing for it, so check the licence text for terms.
What is the difference between a Startup Canvas and a Business Model Canvas?
A Business Model Canvas mixes strategy and business model in one artifact and is aimed at established businesses. The Startup Canvas separates nine product strategy sections from cost structure and revenue streams, and adds vision, trade-offs, key metrics and a Can't/Won't test that the Business Model Canvas lacks.
Can the startup-canvas skill research my market for me?
No. The skill only works from the information you provide and does not research the market itself. Use it for structured thinking, and verify market claims with your own sources.
Why is my startup canvas output so general?
The output depends on your input. Give the agent your target market, customer insights, competitors and team constraints. Without these, the skill has to assume them, so treat those parts as hypotheses to test.
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Our verdict
Use this skill if you are sketching a new product or startup concept and want a structured checklist that covers both strategy and business model. Pick something else if you need a formal business model or investor-grade financials, or if your decision depends on real market data, since the skill only reasons from what you supply.
Download the skill