LetzAI
About
Integrates with LetzAI to enable image generation and upscaling through natural language commands with customizable parameters like dimensions, quality, and creativity.
Details
- Author
- letz-ai
- Repository
- Letz-AI/letzai-mcp
- GitHub stars
- 1
- Categories
- Developer Tools, AI, Other, Design, Media, Infrastructure, API
- Tags
- #content-creation, #integration
Jump to
Setting up with Highlight
This MCP is not yet compatible with Highlight’s one-click setup. However, you can still use it with Highlight by following these steps:
- Download and install Highlight from highlightai.com/download
- Navigate to the plugins tab and select "Add Custom Plugin"
-
Configure the plugin with the settings below
Plugin Name
LetzAICommand (node, npx, python, etc.)nodeArguments-
Argument 1
/ABSOLUTE/PATH/TO/PARENT/FOLDER/letzai-mcp/build/index.js
Environment-
LETZAI_API_KEY
<Your LetzAI API Key>
Please refer to the README for specific instructions on how to obtain API keys or other required environment variables.
-
Argument 1
- Enable "Start Automatically" if you want the plugin to start when Highlight launches
From the repository
5 Set Up Mcp Configuration In Claude Desktop App
- Open the Claude Desktop App.
- Click on the Menu Iconin the top-left corner.
- From the dropdown, selectFile.
- Navigate toSettings.
- Under theDevelopersection, you will see an option forEdit Config.
- Click onEdit Config— this will open the configuration folder.
- Locate the fileclaude_desktop_config.jsonand edit it as needed.
{ "mcpServers": { "letzai": { "command": "node", "args": ](https://letz.ai/docs/api)[ "C:\\ABSOLUTE\\PATH\\TO\\PARENT\\FOLDER\\letzai-mcp\\build\\index.js" ], "env": { "LETZAI_API_KEY": "<Your LetzAI API Key>" } } } }
{ "mcpServers": { "letzai": { "command": "node", "args": ["/ABSOLUTE/PATH/TO/PARENT/FOLDER/letzai-mcp/build/index.js"], "env": { "LETZAI_API_KEY": "<Your LetzAI API Key>" } } } }
{ "mcpServers": { "letzai": { "command": "node", "args": ["/ABSOLUTE/PATH/TO/PARENT/FOLDER/letzai-mcp/build/index.js"], "env": { "LETZAI_API_KEY": "<Your LetzAI API Key>" } } } }
- command: The command to run the application. We usenodeto run the JavaScript file generated by TypeScript.
- args: This is the path to the compiledindex.jsfile. Make sure the path is correct according to where your files are located after compilation. If you've placed the folder atC:\\Users\\username\\desktop\\letzai-mcp, the path will be:
C:\\Users\\username\\desktop\\letzai-mcp\\build\\index.js
Now that everything is set up, you can start using the LetzAI MCP in the Claude Desktop App. The server should be ready for image generation tasks once the app is running with the correct API key in the environment.
Important:After making changes to the configuration, youmust restart Claudefor the changes to take effect.
Click on the hammer icon to view the installed MCP tools.
Once you've set up the MCP in the Claude Desktop App, you can test it by running the following prompt:
- Create image with LetzAI using prompt: "photo of @mischstrotz drinking a beer, dressed as a knight"
This will create the image based on the provided prompt, using the model @mischstrotz from LetzAI. Claude will open the image in your preferred browser.
- Upscale this image with strength 1:https://letz.ai/image/d6a67077-f156-46d7-a1a2-1dc49e83dd91
This will upscale the image using the strength parameter 1. You can pass entire URLs, or just the LetzAI Image IDs e.g. d6a67077-f156-46d7-a1a2-1dc49e83dd91
- Node.js not found: Ensure that Node.js is installed and added to your system's PATH environment variable.
- Invalid API Key: Double-check that you have correctly added your API key under theLETZAI_API_KEYvariable in the Claude Desktop App settings.
- File Path Issues: Make sure that the path to theindex.jsfile is correct. If you're unsure about the path, use the absolute path to the file.
For more detailed documentation and support, visitLetzAI Docs.
This is a web browser that enables your coding agent, such as Claude Code, to visit websites on your behalf and assist you in identifying bugs or creating UI test cases.
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Create image
Create an image with LetzAI using a specified prompt. Example usage: 'photo of @mischstrotz drinking a beer, dressed as a knight'.
Upscale image
Upscale a given image using a strength parameter. You can provide a URL or a LetzAI Image ID. Example: 'Upscale this image with strength 1: [image_url]'.
Claude Desktop / Cursor
Paste into your MCP client config file to install this server.
{
"mcpServers": {
"letzai": {
"env": {
"LETZAI_API_KEY": "<Your LetzAI API Key>"
},
"args": [
"/ABSOLUTE/PATH/TO/PARENT/FOLDER/letzai-mcp/build/index.js"
],
"command": "node"
}
}
}
Linux
{
"env": {
"LETZAI_API_KEY": "<Your LetzAI API Key>"
},
"args": [
"/ABSOLUTE/PATH/TO/PARENT/FOLDER/letzai-mcp/build/index.js"
],
"command": "node"
}
Macos
{
"env": {
"LETZAI_API_KEY": "<Your LetzAI API Key>"
},
"args": [
"/ABSOLUTE/PATH/TO/PARENT/FOLDER/letzai-mcp/build/index.js"
],
"command": "node"
}
Windows
{
"env": {
"LETZAI_API_KEY": "<Your LetzAI API Key>"
},
"args": [
"C:\\ABSOLUTE\\PATH\\TO\\PARENT\\FOLDER\\letzai-mcp\\build\\index.js"
],
"command": "node"
}
This guide will walk you through the process of setting up and using the LetzAI MCP (Model Context Protocol) for image generation.
Before you begin, ensure that you have the following:
- Node.jsinstalled on your system. You can download it fromNode.js official site.
- Claude Desktop Appinstalled. If you don't have it, download it fromClaude Desktop App.
- LetzAI API Key. You can obtain it by visitingLetzAI API.
Download the repository containing the LetzAI MCP project and place it in a location outside of your Downloads folder. For example:
Alternatively, you can usegit cloneto clone the repository:
git clone <repository-url> C:\\Users\\username\\desktop
Navigate to the project folder using your terminal or command prompt:
Run the following command to install all required dependencies:
After installing the dependencies, compile the TypeScript files into JavaScript using the following command:
This will generate the compiled JavaScript files in thebuildfolder.
After runningnpx tsc, you mustrestartthe Claude Desktop App for it to recognize the updated MCP configuration and compiled files.
5. Set Up MCP Configuration in Claude Desktop App
- Open the Claude Desktop App. - Click on the Menu Iconin the top-left corner. - From the dropdown, selectFile. - Navigate toSettings. - Under theDevelopersection, you will see an option forEdit Config. - Click onEdit Config— this will open the configuration folder. - Locate the fileclaude_desktop_config.jsonand edit it as needed.
{ "mcpServers": { "letzai": { "command": "node", "args": [ "C:\\ABSOLUTE\\PATH\\TO\\PARENT\\FOLDER\\letzai-mcp\\build\\index.js" ], "env": { "LETZAI_API_KEY": "<Your LetzAI API Key>" } } } }
{ "mcpServers": { "letzai": { "command": "node", "args": ["/ABSOLUTE/PATH/TO/PARENT/FOLDER/letzai-mcp/build/index.js"], "env": { "LETZAI_API_KEY": "<Your LetzAI API Key>" } } } }
{ "mcpServers": { "letzai": { "command": "node", "args": ["/ABSOLUTE/PATH/TO/PARENT/FOLDER/letzai-mcp/build/index.js"], "env": { "LETZAI_API_KEY": "<Your LetzAI API Key>" } } } }
- command: The command to run the application. We usenodeto run the JavaScript file generated by TypeScript.
- args: This is the path to the compiledindex.jsfile. Make sure the path is correct according to where your files are located after compilation. If you've placed the folder atC:\\Users\\username\\desktop\\letzai-mcp, the path will be:
C:\\Users\\username\\desktop\\letzai-mcp\\build\\index.js
Now that everything is set up, you can start using the LetzAI MCP in the Claude Desktop App. The server should be ready for image generation tasks once the app is running with the correct API key in the environment.
Important:After making changes to the configuration, youmust restart Claudefor the changes to take effect.
Click on the hammer icon to view the installed MCP tools.
Once you've set up the MCP in the Claude Desktop App, you can test it by running the following prompt:
- Create image with LetzAI using prompt: "photo of @mischstrotz drinking a beer, dressed as a knight"
This will create the image based on the provided prompt, using the model @mischstrotz from LetzAI. Claude will open the image in your preferred browser.
- Upscale this image with strength 1:https://letz.ai/image/d6a67077-f156-46d7-a1a2-1dc49e83dd91
This will upscale the image using the strength parameter 1. You can pass entire URLs, or just the LetzAI Image IDs e.g. d6a67077-f156-46d7-a1a2-1dc49e83dd91
- Node.js not found: Ensure that Node.js is installed and added to your system's PATH environment variable.
- Invalid API Key: Double-check that you have correctly added your API key under theLETZAI_API_KEYvariable in the Claude Desktop App settings.
- File Path Issues: Make sure that the path to theindex.jsfile is correct. If you're unsure about the path, use the absolute path to the file.
For more detailed documentation and support, visitLetzAI Docs.
This is a web browser that enables your coding agent, such as Claude Code, to visit websites on your behalf and assist you in identifying bugs or creating UI test cases.
Generate images using Amazon Nova Canvas with text prompts and color guidance.
Server for advanced AI-driven video editing, semantic search, multilingual transcription, generative media, voice cloning, and content moderation.
Generate images using the Together AI API. Supports custom aspect ratios, save paths, and batch generation.
Trim, watermark, extract audio from, and convert any video to 9:16 vertical — via REST API or MCP tools for Claude, Cursor, and other AI agents.
Generate images using OpenAI's DALL-E API.
Generate images from text using Flux and Stable Diffusion models.
Integrates the Dify AI API to generate Ant Design business component code. Supports text, image inputs, and streaming responses.
A server for the Fal.ai text-to-image API, powered by OpenAI's image model. Requires Fal.ai and OpenAI API keys.
Advanced text-to-image generation using the fal.ai Recraft v3 API.
A frontier image generation and editing model with advanced text rendering and contextual understanding, powered by the FAL AI API.
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