The Ryufin MCP server,
connected in one click.
Five plain answers on ~2,400 US stocks from SEC filings: quality, safety, valuation, growth, market. Connect the official Ryufin MCP server to Claude, ChatGPT, or Cursor through gate — one gateway URL, no config files, security-checked.
Free to start · No credit card · No hosting needed
Add Ryufin to your AI in one minute
Pick your client. Copy, paste, done — or let gate handle sign-ins and policies for you.
claude mcp add --transport http ryufin https://ryufin.com/mcpRun in your terminal, then restart Claude Code.
Ryufin · https://ryufin.com/mcp
What your AI can do with Ryufin
Real prompts you can type the moment it's connected — no setup, no docs to read.
“Use “search_stocks”: Find US-listed companies Ryufin covers by ticker or company name. Returns ticker, name, sector, market value and the Ryufin page.”
“Use “get_stock_answers”: Ryufin's five answers for one stock: is the business good, is it safe, is the price fair, is it growing, what is the market doing with it. E.”
“Use “get_stock_overview”: Price, market value, P/E, returns, sector, RyuScore (1 to 10 against sector peers) and what the company says it does, verbatim from its late.”
“Use “get_financial_history”: A reported financial series for one stock from its SEC filings, trailing twelve months or single quarters, newest last. Metrics: pe, revenue.”
How secure is the Ryufin MCP server?
Every server in the gate directory has to pass the same four checks before your AI can touch it. Here's how Ryufin holds up.
Official endpoint
Operated by Ryufin (ryufin.com) at its documented MCP endpoint — not a third-party mirror or community re-host.
No sign-in needed
This server only exposes public data — no account and no credentials are involved when you connect.
Scanned before it goes live
gate checks every tool for prompt injection, hidden instructions, data-exfiltration hints, and over-broad permissions before the server is available through your gateway.
Watched for drift
If Ryufin adds or changes tools later, gate re-scans and alerts you — before your AI acts on the change.
Connected in three steps
Connect your gate
Add one gateway URL to Claude, ChatGPT, or any MCP client. One-time setup, about two minutes.
Pick Ryufin
Choose Ryufin in the gate directory. No sign-in needed.
Use it anywhere
Ryufin's tools are live in every AI client you've connected — with rules and logging built in.
Free to start · No credit card · No hosting needed
The actual tools Ryufin exposes
Fetched live from the official endpoint and re-checked daily by gate — not marketing copy.
search_stocks — Find US-listed companies Ryufin covers by ticker or company name. Returns ticker, name, sector, market value and the Ryufin page.
get_stock_answers — Ryufin's five answers for one stock: is the business good, is it safe, is the price fair, is it growing, what is the market doing with it. E
get_stock_overview — Price, market value, P/E, returns, sector, RyuScore (1 to 10 against sector peers) and what the company says it does, verbatim from its late
get_financial_history — A reported financial series for one stock from its SEC filings, trailing twelve months or single quarters, newest last. Metrics: pe, revenue
get_company_news — The 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 fil
get_answer_changes — Stocks whose answer to one of the five questions changed in the latest nightly run (for example Safety from Good to Watch), largest companie
Who runs the Ryufin MCP server?
The Ryufin MCP server at a glance
https://ryufin.com/mcpQuestions, answered
Is there an official Ryufin MCP server?
Yes — Ryufin operates its own remote MCP server at ryufin.com. gate connects you to that official endpoint and adds security scanning, per-tool access rules, and an activity log on top.
How do I connect Ryufin to Claude or ChatGPT?
Add gate's gateway URL to your AI client once, then pick Ryufin in the directory. No account or sign-in is needed. From then on, Ryufin's tools are available in every client you've connected to gate.
Do I need to host anything?
No. Ryufin runs the server, and gate is fully managed. You just connect one URL — there's nothing to install, deploy, or maintain.
Is the Ryufin MCP server safe to connect?
It's the vendor's official endpoint, and gate scans its tools for prompt injection and hidden instructions before it goes live, re-checks it whenever it changes, and lets you allow, block, or require approval for every single tool.
Is it free?
Yes — you can get started with gate for free and connect Ryufin in minutes. No credit card required.
Connect more than just Ryufin
Every server below works through the same gateway URL — connect once, add tools anytime.
Squarespace DomainsDesignView →Set up Ryufin in: Claude · Claude Code · ChatGPT · Cursor · VS Code