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v0 by Vercelby Vercel

v0 Prompt Generator

Generate production-ready React components from v0 on the first prompt.

v0 by Vercel generates React components using shadcn/ui and Tailwind CSS by default. Prompts that specify component state, layout hierarchy, interaction behaviour, and visual constraints produce components that need minimal post-generation editing.

v0 uses shadcn/ui + Tailwind CSS by defaultGenerates React + Next.js compatible componentsComponents are directly copy-pasteable into existing projects

Source: Official v0 prompting guide →

v0 by Vercel generates React and Next.js UI components from text descriptions — and the quality gap between a weak prompt and a strong one is enormous. v0 produces its best work when you describe exact layout, component state, interactivity, and visual design rather than just the general idea. PromptIt structures your rough UI description into a v0-ready prompt with the specificity v0 needs to generate copy-paste-ready components.

✦ Generate v0 prompts freeSee example ↓

What makes a great v0 prompt?

1

Describe layout structure with precise hierarchy: 'A card with a header (title left, badge right), a body with two columns (details left, chart right), and a footer with two action buttons'

2

Define all component states explicitly: default, hover, loading, empty, error — v0 generates multi-state components when asked, saving you significant implementation work

3

Specify the exact shadcn/ui components you want used when you have preferences: 'Use Dialog, not a custom modal', 'Use a DataTable, not a plain table'

4

Describe interactions: 'Clicking the row opens a side panel with full details', 'The form validates on submit and shows inline error messages' — v0 implements these when described

Before & after: how PromptIt improves your v0 prompts

Specified the two-column layout, all navigation sections, every field and interaction in each section, and the confirmation pattern — giving v0 a complete UI spec to implement.

✗ Weak prompt

A settings page for my app.

✓ PromptIt-optimised

Build a Settings page React component using shadcn/ui + Tailwind. Layout: two-column. Left: vertical nav with sections: Profile, Security, Notifications, Billing. Active section highlighted. Right: content area for the selected section. Profile section (default active): - Avatar upload (circle, 80px, click to change) - Name input (text) - Email input (text, read-only with 'Change email' button) - Bio textarea (max 160 chars, char count shown) - 'Save changes' button (bottom right) Security section: - Change password: current password, new password, confirm password inputs - 'Update password' button - Danger zone: 'Delete account' button (red, requires confirmation dialog) Design: white background, subtle dividers, Inter font, standard shadcn/ui styling.

Ready-to-use v0 prompt starters

Data Table

Build a [entity] data table React component using shadcn/ui DataTable + Tailwind. Columns: [col 1 (type)], [col 2 (type)], [col 3 (type)], Actions (edit, delete). Features: sorting on [columns], search by [field], pagination ([N] per page). Row click: opens [side panel / modal] with full [entity] details. Empty state: '[message]' with '[CTA button]'. Loading state: skeleton rows. Design: [style].

Form Component

Build a [purpose] form React component using shadcn/ui + Tailwind. Fields: [field 1 (type, validation)], [field 2 (type, validation)], [field 3 (select with options: A, B, C)]. Validation: validate on submit, show inline errors below each field. States: default, loading (submit button shows spinner), success (show '[message]'), error (show '[error message]'). Design: [style, max width, card or plain].

Dashboard Cards

Build a stats dashboard section with [N] metric cards using shadcn/ui + Tailwind. Cards (in a responsive grid, [N] per row on desktop, 1 on mobile): - [Metric 1]: value '[X]', label '[label]', trend: +[N]% vs last month (green) - [Metric 2]: value '[X]', label '[label]', trend: -[N]% (red) - [Metric 3]: value '[X]', label '[label]', no trend Each card: icon (top left), value (large, bold), label (small, muted), trend badge. Design: white cards, subtle shadow, [style].

Navigation Component

Build a [sidebar / top nav / command menu] navigation React component using shadcn/ui + Tailwind. Items: [item 1 (icon, label, href)], [item 2], [item 3]. Active item: [highlight style]. Collapsible: [yes/no]. Mobile: [drawer/bottom bar/hamburger]. Bottom of sidebar: user avatar, name, email, sign out button. Design: [dark/light], [width], [style].

v0 prompting tips

Describe layout as a hierarchy: 'two-column, left nav + right content' or 'card with header, body split in two, footer with buttons' — v0 implements structure precisely when described

List all states you need: default, loading, empty, error, success — v0 handles multi-state components well but only generates states you ask for

Name the shadcn/ui components you want: 'use Dialog not a custom modal', 'use Command for the search' — this prevents v0 from inventing custom implementations

Describe interactions as outcomes: 'clicking a row opens a drawer showing [fields]' — v0 wires up interactions when you describe the trigger and the result

Stop writing weak v0 prompts

PromptIt analyses your rough idea and builds a complete, structured prompt with role, context, constraints, and format — ready to paste into v0 in seconds.

✦ Try PromptIt free — no card needed

Explore more

Browse all prompt templates →Prompt engineering guides →