Karbon
FreeNot checkedMCP server for Karbon API integration - provides tools for client lookup, search, and work item management
About
MCP server for Karbon API integration - provides tools for client lookup, search, and work item management
README
This MCP server provides integration with the Karbon API, allowing you to interact with clients and work items through the Model Context Protocol.
Features
- get_client_by_id: Get detailed information about a specific client by their ID
- search_clients: Search for clients across all types (Contacts, Organizations, Client Groups)
- get_work_items: Get work items with optional filtering by client, work type, or title
- get_work_item_by_id: Get detailed information about a specific work item by its ID
Setup
1. Install Dependencies
npm install
2. Build the Server
npm run build
3. Set Environment Variables
You need to set your Karbon API credentials as environment variables:
# Windows (Command Prompt)
set KARBON_BEARER_TOKEN=your_bearer_token_here
set KARBON_ACCESS_KEY=your_access_key_here
# Windows (PowerShell)
$env:KARBON_BEARER_TOKEN="your_bearer_token_here"
$env:KARBON_ACCESS_KEY="your_access_key_here"
# Linux/Mac
export KARBON_BEARER_TOKEN=your_bearer_token_here
export KARBON_ACCESS_KEY=your_access_key_here
4. Add to MCP Configuration
Add this server to your MCP configuration file (typically %APPDATA%\Code\User\globalStorage\saoudrizwan.claude-dev\settings\cline_mcp_settings.json):
{
"mcpServers": {
"karbon-server": {
"command": "node",
"args": ["/path/to/karbon-mcp-server/build/index.js"],
"env": {
"KARBON_BEARER_TOKEN": "your_bearer_token_here",
"KARBON_ACCESS_KEY": "your_access_key_here"
}
}
}
}
Note: Replace /path/to/karbon-mcp-server/ with the actual path where you cloned/downloaded this repository.
Getting Karbon API Credentials
- Log into your Karbon account
- Go to Settings > Integrations > API
- Generate a new API key to get your Bearer Token and Access Key
Usage Examples
Once configured, you can use these tools through the MCP interface:
Search for clients
{
"tool": "search_clients",
"arguments": {
"search_term": "Smith",
"max_results": 10
}
}
Get a specific client
{
"tool": "get_client_by_id",
"arguments": {
"client_id": "12345",
"client_type": "Contact"
}
}
Get work items for a client
{
"tool": "get_work_items",
"arguments": {
"client_key": "12345",
"work_type": "Tax",
"max_results": 20
}
}
Get a specific work item
{
"tool": "get_work_item_by_id",
"arguments": {
"work_item_key": "67890"
}
}
API Reference
For more information about the Karbon API, see: https://karbonhq.github.io/karbon-api-reference/
Troubleshooting
- Make sure your API credentials are correct and have the necessary permissions
- Check that the environment variables are set correctly
- Verify that the server path in your MCP configuration is correct
- Check the console for any error messages when the server starts
Installing Karbon
This server has no published package — it is built from source. Open the repository and follow its README.
▸ github.com/other-max/karbon-mcp-serverFAQ
Is Karbon MCP free?
Yes, Karbon MCP is free — one-click install via Unyly at no cost.
Does Karbon need an API key?
No, Karbon runs without API keys or environment variables.
Is Karbon hosted or self-hosted?
Self-hosted: the server runs locally on your machine via the install command above.
How do I install Karbon in Claude Desktop, Claude Code or Cursor?
Open Karbon on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.
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