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B2B toolsMedium2 to 3 weekendsUnder $100Web app

Supplier Price Book

Small restaurants compare what each supplier charges for the same items.

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The idea

Restaurant owners buy from several suppliers and rarely know who is cheapest this month. This app stores prices from each invoice or price list, lines up the same items across suppliers, and shows when a price jumps.

Who it is for
Owners and chefs at independent restaurants and cafes
How it makes money
Monthly subscription per location
Suggested stack
Next.js, MySQL, Tailwind, hosted on a small VPS
Launch cost
Under $100

Your first AI prompts

Paste these into Claude, Cursor or Lovable, in order. Check that each one works before moving on.

PROMPT 1 OF 3

Build a web app called Supplier Price Book. Start with login, a Suppliers page, and an Items page with item name, unit (case, pound, each) and category.

PROMPT 2 OF 3

Add a price entry form with fields: supplier, item, price, unit, date and source note. Show a comparison table for each item with the latest price per supplier and highlight the lowest.

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PROMPT 3 OF 3

Add a price history chart per item, an alert list of items whose price went up more than a set percent, and an upload that uses an AI model to read a photo of a price list and suggest entries to confirm.

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The 10 step playbook

  1. 01Claim your ideaPut your name on it and unlock every prompt and the full playbook. Always free.
  2. 02Domain and nameBrainstorm a short name, check the .com, and register it.
  3. 03Trademark basicsSearch for conflicts before you fall in love with the name.
  4. 04AI build kickoffPaste the prompts below into Claude, Cursor or Lovable, one at a time.
  5. 05Server and hostingPick a host and have your AI walk you through setup.
  6. 06Backend and dataLogins, database and payments, one prompt at a time.
  7. 07Frontend and designScreens, colors and a simple logo that look professional.
  8. 08Go livePut it online, then submit to the App Store and Google Play if it is a mobile app.
  9. 09Marketing planLaunch posts, local outreach and your first 100 users.
  10. 10Launch and growShip it and add your live link to earn the Shipped badge.
Your full playbook for Supplier Price BookEvery step spelled out for this idea, with the exact prompts to paste into your AI.
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