Corporate-disclosure research via SEC EDGAR and GLEIF — TypeScript library + MCP server. Filings, insiders, beneficial owners, financials, ownership chains, private raises.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add disclosures --env COMPANIES_HOUSE_API_KEY='<COMPANIES_HOUSE_API_KEY>' --env OPENDART_API_KEY='<OPENDART_API_KEY>' --env EDINET_API_KEY='<EDINET_API_KEY>' --env DBD_API_KEY='<DBD_API_KEY>' -- npx -y disclosures~/.codex/config.toml
[mcp_servers.disclosures]
command = "npx"
args = ["-y", "disclosures"]
env = { COMPANIES_HOUSE_API_KEY = "<COMPANIES_HOUSE_API_KEY>", OPENDART_API_KEY = "<OPENDART_API_KEY>", EDINET_API_KEY = "<EDINET_API_KEY>", DBD_API_KEY = "<DBD_API_KEY>" }
# codex mcp add disclosures --env COMPANIES_HOUSE_API_KEY='<COMPANIES_HOUSE_API_KEY>' --env OPENDART_API_KEY='<OPENDART_API_KEY>' --env EDINET_API_KEY='<EDINET_API_KEY>' --env DBD_API_KEY='<DBD_API_KEY>' -- npx -y disclosures~/.cursor/mcp.json
{
"mcpServers": {
"disclosures": {
"command": "npx",
"args": [
"-y",
"disclosures"
],
"env": {
"COMPANIES_HOUSE_API_KEY": "<COMPANIES_HOUSE_API_KEY>",
"OPENDART_API_KEY": "<OPENDART_API_KEY>",
"EDINET_API_KEY": "<EDINET_API_KEY>",
"DBD_API_KEY": "<DBD_API_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"disclosures": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"disclosures"
],
"env": {
"COMPANIES_HOUSE_API_KEY": "<COMPANIES_HOUSE_API_KEY>",
"OPENDART_API_KEY": "<OPENDART_API_KEY>",
"EDINET_API_KEY": "<EDINET_API_KEY>",
"DBD_API_KEY": "<DBD_API_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"disclosures": {
"command": "npx",
"args": [
"-y",
"disclosures"
],
"env": {
"COMPANIES_HOUSE_API_KEY": "<COMPANIES_HOUSE_API_KEY>",
"OPENDART_API_KEY": "<OPENDART_API_KEY>",
"EDINET_API_KEY": "<EDINET_API_KEY>",
"DBD_API_KEY": "<DBD_API_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"disclosures": {
"command": "npx",
"args": [
"-y",
"disclosures"
],
"env": {
"COMPANIES_HOUSE_API_KEY": "<COMPANIES_HOUSE_API_KEY>",
"OPENDART_API_KEY": "<OPENDART_API_KEY>",
"EDINET_API_KEY": "<EDINET_API_KEY>",
"DBD_API_KEY": "<DBD_API_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"disclosures": {
"command": "npx",
"args": [
"-y",
"disclosures"
],
"env": {
"COMPANIES_HOUSE_API_KEY": "<COMPANIES_HOUSE_API_KEY>",
"OPENDART_API_KEY": "<OPENDART_API_KEY>",
"EDINET_API_KEY": "<EDINET_API_KEY>",
"DBD_API_KEY": "<DBD_API_KEY>"
}
}
}
}Environment variables
COMPANIES_HOUSE_API_KEYOPENDART_API_KEYEDINET_API_KEYDBD_API_KEY
Replace the placeholders with your own credentials and keep them out of version control.