img-src MCP Server

Model Context Protocol (MCP) server for img-src.io image hosting API.

This server enables AI assistants like Claude to interact with your img-src.io account - uploading, searching, listing, and managing images directly through natural language.

Installation

pnpm add -g @img-src/mcp-server

Or run directly with pnpm dlx:

pnpm dlx @img-src/mcp-server

Configuration

Environment Variables

Getting an API Key

1. Log in to img-src.io
2. Go to Settings > API Keys
3. Create a new API key
4. Copy the key (it starts with imgsrc_)

Usage with Claude Desktop

Add to your Claude Desktop configuration (~/Library/Application Support/Claude/claude_desktop_config.json on macOS):

{
  "mcpServers": {
    "img-src": {
      "command": "npx",
      "args": ["@img-src/mcp-server"],
      "env": {
        "IMG_SRC_API_KEY": "imgsrc_your_api_key_here"
      }
    }
  }
}

Available Tools

upload_image

Upload an image from a local file, URL, or base64 data to your img-src.io account.

Upload ~/Photos/sunset.jpg to img-src as photos/vacation/sunset.jpg

Parameters:

• file_path (optional): Local file path to upload (recommended for large files)
• url (optional): URL of the image to upload
• data (optional): Base64-encoded image data
• mimeType (optional): MIME type of the image (required when using data)
• target_path (optional): Target path for organizing the image

Note: One of file_path, url, or data must be provided.

list_images

List images in your account, optionally within a specific folder.

List my img-src images in the photos/vacation folder

Parameters:

• folder (optional): Folder path to list
• limit (optional): Max items to return (default: 50)
• offset (optional): Items to skip for pagination

search_images

Search for images by filename or path.

Search for img-src images containing "beach"

Parameters:

• query (required): Search query
• limit (optional): Max results (default: 20)
• offset (optional): Results to skip

get_image

Get detailed metadata for a specific image.

Get details for my img-src image at photos/vacation/sunset.jpg

Parameters:

• id (required): Image ID (UUID) or filepath

delete_image

Permanently delete an image.

Delete my img-src image at photos/old/unused.jpg

Parameters:

• id (required): Image ID (UUID) or filepath to delete

get_usage

View your current usage statistics.

Show my img-src usage stats

get_settings

Get your account settings and configuration.

What are my img-src account settings?

get_cdn_url

Generate a CDN URL with optional image transformations.

Generate an img-src CDN URL for john/photos/beach.jpg resized to 800x600

Parameters:

• username (required): Image owner's username
• filepath (required): Image path
• width (optional): Resize width
• height (optional): Resize height
• fit (optional): cover, contain, fill, scale-down
• quality (optional): 1-100 (default: 80)
• format (optional): webp, avif, jpeg, png

Resources

The MCP server exposes your images as resources that Claude can access directly:

• URI format: imgsrc://images/{imageId}
• Content: JSON metadata including dimensions, formats, and CDN URLs

Claude can list and read these resources to understand what images you have and their properties.

Prompts

Pre-built prompts for common workflows:

upload-and-share

Upload an image and get shareable CDN URLs.

• Arguments: imageUrl (required), width (optional)

check-usage

Check account usage and storage status.

• No arguments required

find-images

Search for images by keyword.

• Arguments: query (required)

Example Conversations

Upload and share an image

User: Upload ~/Photos/sunset.jpg to img-src and give me a resized URL

Claude: I'll upload that image and generate a CDN URL for you.

[Uses upload_image tool]

Image uploaded successfully! Here's a resized CDN URL: https://img-src.io/i/yourname/sunset.webp?w=1200&q=85

Search and organize

User: Find all my beach photos

Claude: [Uses search_images with query "beach"]

Found 5 beach photos:

1. photos/vacation/beach-sunset.jpg
2. photos/summer/beach-party.png ...

Check usage

User: How much storage am I using?

Claude: [Uses get_usage tool]

Your img-src.io usage:

• Storage: 245 MB / 500 MB (49%)
• Uploads: 67 / 100 this month
• Bandwidth: 1.2 GB / 1 GB (120% - consider upgrading!)

Development

# Install dependencies
pnpm install

# Build
pnpm build

# Run locally
IMG_SRC_API_KEY=imgsrc_xxx pnpm start

# Type check
pnpm type-check

# Run tests
pnpm test

License

MIT