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    Developer API

    LEI APIfor Developers

    Access Legal Entity Identifier data programmatically. Our LEI API enables search, validation, and batch processing for compliance automation.

    Quick Start
    curl -X GET "https://api.leisearch.com/v1/lei/search?q=Apple" \
      -H "X-API-Key: lei_live_aBc123..."
    
    # Response
    {
      "success": true,
      "data": [
        {
          "lei": "HWUPKR0MPOU8FGXBT394",
          "legal_name": "Apple Inc.",
          "status": "ISSUED",
          "country": "US"
        }
      ]
    }

    LEI API Features

    Our LEI API provides comprehensive access to Legal Entity Identifier data with features designed for enterprise compliance workflows.

    LEI Search & Lookup

    Access the complete GLEIF database with powerful search, filtering, and validation endpoints.

    Batch Processing

    Enrich company lists with LEI data and analyze coverage across your portfolio.

    Registration Widget

    Embed LEI registration forms on your website with webhook notifications.

    Compliance Monitoring

    Track LEI expirations and status changes with automated alerts.

    Webhooks

    Real-time notifications for expiring LEIs, status changes, and batch completions.

    Analytics

    Usage statistics, coverage reports, and compliance dashboards.

    LEI API Use Cases

    From KYC automation to regulatory reporting, the LEI API powers compliance across industries.

    Banks & Financial Institutions

    Automate client onboarding with LEI validation and enrich KYC data with verified entity information.

    Compliance Teams

    Monitor LEI coverage across counterparties and receive alerts before expirations affect trading.

    FinTech Platforms

    Integrate LEI lookup into your platform and offer LEI registration to your clients.

    Data Providers

    Enrich your datasets with verified LEI data from the official GLEIF database.

    LEI API Pricing

    Choose the plan that fits your needs. All plans include full access to the LEI API.

    Starter

    €49/month
    • 1,000 API requests/month
    • 60 requests/min rate limit
    • LEI search & validation
    • Up to 100 entities per batch
    Most Popular

    Pro

    €199/month
    • 10,000 API requests/month
    • 300 requests/min rate limit
    • Webhook notifications
    • Widget embed (5 domains)

    Enterprise

    Custom
    • Unlimited requests
    • 1,000+ requests/min
    • White-label widget
    • Dedicated support

    LEI API FAQ

    Everything you need to know about the LEI API

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