21st.dev Magic + MooPoint: Complete MCP Integration

21st.dev Magic is a MCP server that Create crafted UI components inspired by the best 21st.dev design engineers..

When integrated with MooPoint, you can:

• Generate crafted UI components using AI design patterns
• Live preview of generated components
• Full TypeScript support for generated components

This guide provides step-by-step instructions to set up 21st.dev Magic in MooPoint, including configuration, examples, and troubleshooting.

What You'll Achieve

After completing this setup:

• 21st.dev Magic will be fully integrated and operational
• You can use 21st.dev Magic tools directly in MooPoint
• All 21st.dev Magic capabilities will be available for your workflows
• Access to 4 different tools

Prerequisites

Before starting, ensure you have:

• 21st.dev account
• API key
• 21st.dev Magic API key for authentication
• MooPoint installed and configured
• Compatible operating system (Web Platform, Mobile Web)

Installation

Step 1: Install 21st.dev Magic

Manual installation steps:

1. Generate API key from 21st.dev Magic Console
2. Add configuration to IDE-specific JSON config
3. Restart IDE to load MCP server

Configuration

Step 2: Configure MooPoint

1. Open MooPoint settings
2. Navigate to MCP server configuration
3. Add 21st.dev Magic server with appropriate settings
4. Save and restart if needed

Examples

Once configured, you can use 21st.dev Magic in MooPoint:

Create Navigation Bar

Generate a modern responsive navigation component

Ask MooPoint: "/ui create a modern navigation bar with responsive design"

Expected Result: Responsive navigation component with mobile menu, logo placement, and styling

Generate Dashboard Card

Create a dashboard card with metrics display

Ask MooPoint: "/ui design a dashboard card showing user analytics with charts"

Expected Result: Card component with chart integration, metrics display, and responsive layout

Build Form Component

Create a contact form with validation

Ask MooPoint: "/ui create a contact form with validation and modern styling"

Expected Result: Form component with input validation, error states, and submit handling

Design Landing Hero

Generate a landing page hero section

Ask MooPoint: "/ui build a hero section for a SaaS product with CTA buttons"

Expected Result: Hero component with headline, description, call-to-action buttons, and background

Testing Your Setup

1. Launch MooPoint
2. Verify 21st.dev Magic is available in the tools list
3. Test basic 21st.dev Magic functionality

Troubleshooting

Common Issues

API Key Invalid

Symptoms: Authentication errors, Access denied messages, Server connection failures

Cause: Invalid or expired API key

Solution:

• Generate new API key from 21st.dev Magic Console
• Update API_KEY in IDE configuration
• Restart IDE to reload configuration

IDE Not Detecting MCP Server

Symptoms: MCP commands not available, Server not listed in IDE

Cause: Incorrect configuration file or location

Solution:

• Verify config file is in correct location for your IDE
• Check JSON syntax in configuration file
• Restart IDE after configuration changes
• Use CLI installation for automatic setup

Component Generation Fails

Symptoms: Empty responses, Error messages during generation

Cause: Network issues or service limitations

Solution:

• Check internet connectivity
• Verify API key has sufficient quota
• Try simpler prompts initially
• Contact support if issues persist

TypeScript Errors in Generated Code

Symptoms: Type errors, Compilation failures

Cause: Missing dependencies or type definitions

Solution:

• Install required TypeScript dependencies
• Update @types packages
• Configure TypeScript strict mode properly
• Import necessary type definitions

MCP Server Connection Failed

Symptoms: Connection timeout, Server unreachable, Test connection fails

Cause: Invalid server URL or server not accessible

Solution:

• Verify MCP server URL is correct and publicly accessible
• Check server supports HTTP or SSE transport protocol
• Ensure server is running and responding to health checks
• Test server URL in browser or with curl
• Review server logs for connection errors

OAuth Authentication Failing

Symptoms: OAuth redirect errors, Token refresh failures, Permission denied

Cause: Invalid OAuth credentials or misconfigured redirect URLs

Solution:

• Verify OAuth client ID and secret are correct
• Check redirect URL in OAuth provider matches MooPoint configuration
• Ensure all required scopes are configured
• Complete OAuth authorization flow fully
• Check OAuth provider allows the application

Tool Calling Not Working

Symptoms: Tools not appearing, Tool execution fails, LLM cannot access tools

Cause: MCP server not providing tools correctly or model limitations

Solution:

• Verify MCP server exposes tools in correct format
• Check that selected LLM model supports function calling
• Review tool definitions for correct parameter schemas
• Test MCP server independently to ensure tools work
• Try different LLM model that supports tool calling

API Key Errors

Symptoms: Invalid API key, Authentication failed, Rate limit errors

Cause: Incorrect or expired API keys for LLM providers

Solution:

• Verify API keys are correctly entered in Settings
• Check API key has not expired or been revoked
• Ensure API key has sufficient permissions
• Verify you have not exceeded rate limits or quotas
• Regenerate API key if issues persist

Model Switching Issues

Symptoms: Model not loading, Conversation context lost, Inconsistent behavior

Cause: Model compatibility or configuration issues

Solution:

• Ensure API key for selected model is configured
• Start new conversation when switching models
• Verify model supports required features (tool calling, etc.)
• Check model availability and status
• Review model-specific limitations and requirements

21st.dev Magic not appearing in MooPoint

Symptoms: Server not listed, Tools not available

Cause: Configuration or installation issue

Solution:

• Verify configuration syntax
• Check 21st.dev Magic installation
• Restart MooPoint
• Check logs for error messages

Next Steps

Now that 21st.dev Magic is integrated with MooPoint:

• Explore all 21st.dev Magic capabilities through MooPoint
• Check out other MCP servers that work with MooPoint
• Join the MCP community for tips and support
• Consider contributing to 21st.dev Magic development

Need Help?

• Search for 21st.dev Magic documentation
• Check the MooPoint MCP guide
• Join the MCP community discussions