Prompt Coder

Prompt Coder

Prompt Coder is a web tool that converts UI screenshots into detailed AI code prompts tailored to front-end frameworks, letting developers generate framework-specific code prompts for use with AI coding assistants.

Prompt Coder is ai coding assistants software teams evaluate for coding. Use this page to review pricing, integration signals, and the best alternatives before you commit.

Freemium Enterprise 70/100
#34 in Coding (34 tools)
Added 1 year ago
Data reviewed Jul 15, 2026

Quick Overview

Best for: Coding

What it does

AI Coding Assistants software for decision-makers comparing workflow fit and alternatives.

Best fit

Coding

Pricing snapshot

Freemium from ¥4.88 (discounted to ¥2.88/pack shown on page)

Next step

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Prompt Coder

Prompt Coder is a browser-based AI tool that converts UI screenshots into detailed prompts optimized for AI code assistants. It supports major frontend frameworks (Next.js, React, Vue, Svelte, Angular) and produces framework-specific prompts so developers can paste them into their preferred AI coding editor. The product is aimed at developers, designers, and teams who want to speed up prototyping and implementation by turning designs directly into actionable code prompts.

Transform your ideas into code with AI by turning any screenshot into a prompt and integrating with tools like Supabase, perfect for AI code editors such as Cursor, Bolt, V0.dev, and Windsurf.

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Key Features

Screenshot-to-prompt

Upload a UI screenshot (JPG/PNG, max 2MB) and generate a detailed prompt that describes the UI for use with AI coding assistants.

Framework selection

Choose a preferred frontend framework (Next.js, React, Vue, Svelte, Angular) to produce framework-specific prompts and outputs.

Compatibility with AI assistants

Prompts are optimized to work with popular AI code assistants such as Cursor, Bolt, Windsurf, and others.

Fast generation

Claims generation results in seconds (example: 5s generation time) using an optimized processing pipeline and distributed architecture.

Credit-based pay-as-you-go pricing

Uses a credit pack model (1 credit per image) with instant activation and no subscription commitment.

Project rules / custom cursor rules

UI includes options to create custom cursor rules (noted as 'Create any cursor rules that fit your project').

Pricing

Free Tier Available

Free users can upload up to 1 image for testing.

10 Credits Pack

¥4.88 (discounted to ¥2.88/pack shown on page)
  • Pay as you go
  • No monthly commitment
  • Instant activation

20 Credits Pack

¥8.88 (discounted to ¥4.88/pack shown on page)
  • Pay as you go
  • No monthly commitment
  • Instant activation

50 Credits Pack

¥14.88 (discounted to ¥8.88/pack shown on page)
  • Best value for power users and development teams
  • Pay as you go
  • Instant activation

Use Cases

Rapid UI-to-code prototyping

Convert design screenshots into prompts to quickly generate code snippets or implementation guidance with AI code assistants.

Framework-specific development

Generate prompts tailored to a chosen frontend framework to reduce manual translation of designs into framework idioms.

Designer-developer handoff

Help designers and developers communicate by translating visual designs into concrete instructions for coding assistants.

Small teams and solo developers

Used by independent developers and small teams to speed implementation without requiring a subscription — pay only for credits used.

Integrations

Cursor

Prompts optimized to be used with the Cursor AI coding assistant.

Bolt

Prompts optimized for the Bolt AI code assistant.

Windsurf

Listed among compatible AI coding assistants for using generated prompts.

GitHub Copilot (and others)

Page states compatibility with popular AI code assistants including GitHub Copilot-like tools.

Frontend frameworks

Supports generating prompts specific to Next.js, React, Vue, Svelte, and Angular.

Supabase (connect)

UI includes a 'Connect Supabase' option, indicating integration or connection capability.

Benefits

Eliminates prompt guesswork by having AI interpret UI designs like a trained developer.
Delivers results quickly (seconds) through an optimized processing pipeline.
Supports major frontend frameworks so outputs match project stacks.
Flexible, pay-as-you-go pricing with instant credit activation — no monthly commitment.
Integrates with popular AI coding assistants to fit existing workflows.

Limitations

Uploads are limited to JPG and PNG images with a maximum file size of 2MB.
Each image generation consumes 1 credit; usage is constrained by purchased credit packs unless within the single free test upload.

Frequently Asked Questions

How accurate are the generated prompts?
The site states the AI model was trained on thousands of UI designs and code implementations and achieves over 90% accuracy in interpreting design elements and suggesting appropriate code structures.
Which frameworks are supported?
The site lists support for Next.js, React, Vue, Svelte, and Angular with framework-specific optimizations.
Can I use the generated prompts with any AI code assistant?
Yes. The site states prompts are specifically optimized for popular AI coding assistants like Cursor, Bolt, Windsurf, and GitHub Copilot.
Is there a limit to image uploads?
Free users can upload up to 1 image for testing. With credit packs you can generate unlimited prompts based on your credits; each upload consumes 1 credit (JPG/PNG, max 2MB).

Getting Started

  1. 1 Step 1: Take a screenshot of the UI design you want to convert to code.
  2. 2 Step 2: Upload the screenshot (JPG/PNG, max 2MB) and choose your preferred framework.
  3. 3 Step 3: Generate the prompt (consumes 1 credit per image) and copy it with the screenshot attached.
  4. 4 Step 4: Paste the generated prompt into your AI code editor or assistant (e.g., Cursor, Bolt, Windsurf) to get code output.

Support

Contact Support

Support team reachable via the 'Contact Support' link on the site.

Report an Issue

A 'Report an Issue' link is provided for bug reports and feedback.

Documentation / Blog

Site includes links such as Blog and Changelog for additional product information.

API

Available: No

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