LedgerLens MCP Server

Use LedgerLens document extraction directly in Claude and other AI assistants.

Installation

Claude Desktop

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "ledgerlens": {
      "command": "npx",
      "args": ["-y", "@ledgerlens/mcp-server"],
      "env": {
        "LEDGERLENS_API_KEY": "your-api-key"
      }
    }
  }
}

From Source

git clone https://github.com/0xShortx/ledgerlens
cd ledgerlens/mcp-server
npm install
npm run build

Available Tools

extract_document

Extract structured data from any financial document.

extract_document(
  file_url="https://example.com/invoice.pdf",
  document_type="auto",  # auto, invoice, receipt, purchase_order, bill_of_lading, bank_statement, custom
  verify_math=true
)

list_document_types

List all supported document types and their schemas.

get_extraction_schema

Get the extraction schema for a specific document type.

check_api_status

Check API health and account status.

Environment Variables

• LEDGERLENS_API_KEY - Your LedgerLens API key (required)
• LEDGERLENS_API_URL - API base URL (default: https://api.ledgerlens.dev)

Example Usage in Claude

"Extract the data from this invoice: [paste URL or upload file]"

Claude will use the extract_document tool to process the document and return structured data with verified calculations.

Get Your API Key

Sign up at ledgerlens.dev/dashboard