Legal Entity Identity (LEI) data for AI agents
Global Legal Entity Identifier (LEI) register (keyless, CC0): resolve a company name to its LEI and walk its corporate parent/subsidiary hierarchy. Where the upstream source provides it, the response includes a timestamp or freshness note.
Get a free key → See all 2 tools
How to connect
These Legal Entity Identity (LEI) tools use the same LiveDataLink endpoint as the rest of the catalog. Add it to an MCP client that supports Streamable HTTP and include your bearer key. Each source has its own coverage, update schedule, and credential requirements; those limits are listed in the catalog and response notes.
{
"mcpServers": {
"livedatalink": {
"url": "https://livedatalink.ai/mcp",
"headers": { "Authorization": "Bearer YOUR_API_KEY" }
}
}
}Once connected, call any tool below. The free tier covers 1,000 queries each month across the 377-tool catalog, with no credit card.
Legal Entity Identity (LEI) tools (2)
| lei_lookup | Resolve a company name to its LEI (or look up an LEI code): legal name, jurisdiction, address, legal form, operating + registration status. The global entity join key. |
| lei_hierarchy | Walk a company's corporate family tree: direct parent, ultimate parent, and direct children/subsidiaries with the total count. Answers who-owns-whom for due diligence. |
Common queries this domain answers: lei · legal entity identifier · gleif · entity resolution · entity id · company id · corporate hierarchy · parent company · ultimate parent · subsidiary · subsidiaries · who owns · beneficial ownership · kyb · know your business · company lookup · iso 17442 · legal name.
Why LiveDataLink for Legal Entity Identity (LEI)
- One key, 81 domains. These tools sit alongside FMCSA carrier safety, sanctions screening, SEC filings, courts, Census, and FRED through the same endpoint. Source coverage and credentials vary by tool.
- Check source terms. Sourced from GLEIF; review its attribution and redistribution rules before shipping results.
- For agent workflows. Read-only annotated MCP tools over Streamable HTTP with Bearer auth. Use them with clients that support this transport, including compatible Claude, Cursor, and n8n setups.
FAQ
- What can I look up in Legal Entity Identity (LEI)?
- Global Legal Entity Identifier (LEI) register (keyless, CC0): resolve a company name to its LEI and walk its corporate parent/subsidiary hierarchy. The catalog has 2 tools, including lei_lookup, lei_hierarchy. They are available over the Model Context Protocol at https://livedatalink.ai/mcp. Coverage and update timing come from GLEIF.
- How do I connect these tools?
- Add https://livedatalink.ai/mcp as a Streamable HTTP MCP server in Claude, Cursor, n8n, or another compatible client, then send an "Authorization: Bearer YOUR_API_KEY" header. A free key includes 1,000 queries/month with no card at https://livedatalink.ai/signup/free. The same key works across domains, although some upstream sources have their own credentials or limits.
- Can I reuse the results in my product?
- That depends on GLEIF's terms. Check its attribution and redistribution rules before shipping results to customers. LiveDataLink's free tier includes 1,000 queries/month, and paid plans start at $10/month.