Open Corporates

live Data

OpenCorporates MCP — Global company registry data (free, no auth, rate limited)

3 tools
0ms auth
free tier 50 calls/day

Tools

search_companies

Search global company registries by name. Returns company name, jurisdiction, status, type, incorporation date, and registered address. Covers 140+ jurisdictions worldwide. Example: search_companies("

No parameters required.

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get_company

Get full details for a specific company by jurisdiction and company number. Returns registration details, officers, filings, and industry codes. Example: get_company("us_de", "4483789") for a Delaware

No parameters required.

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search_officers

Search company officers and directors by name. Returns officer name, position, company, start/end dates, and nationality. Example: search_officers("Elon Musk")

No parameters required.

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Test with curl

The gateway speaks JSON-RPC 2.0 over HTTP POST. You can test any pack directly from the terminal.

List available tools
bash 
curl -X POST https://gateway.pipeworx.io/open-corporates/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'
Call a tool
bash 
curl -X POST https://gateway.pipeworx.io/open-corporates/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"search_companies","arguments":{}}}'