Free US stock research from SEC filings: five plain answers on 3,000+ stocks. No API key.
Connect Remote server
claude mcp add --transport http stocks https://ryufin.com/mcp
{
"mcpServers": {
"stocks": {
"url": "https://ryufin.com/mcp"
}
}
}
{
"servers": {
"stocks": {
"type": "http",
"url": "https://ryufin.com/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://ryufin.com/mcp
Tools 4 found in our last check
search_stocksFind US-listed companies Ryufin covers by ticker or company name. Returns ticker, name, sector, market value and the Ryufin page.
get_stock_overviewPrice, market value, P/E, returns, sector and what the company says it does, verbatim from its latest annual report.
get_financial_historyA reported financial series for one stock from its SEC filings, trailing twelve months or single quarters, newest last. Metrics: pe, revenue, net_income, eps, gross_margin, op_margin, net_margin, roe, roa, roic, fcf.
get_company_newsThe company's own recent current reports (8-K), newest first: the date, what kind of event, the company's own sentence and a link to the filing on sec.gov.
Details
| Endpoint | https://ryufin.com/mcp (Streamable HTTP) |
| First published | 21 Oct 2026 |
| Last updated | 21 Oct 2026 |
| Registry name | com.ryufin/stocks |
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