get_current_stock_price
Retrieve current stock prices for companies using ticker symbols like AAPL or GOOGL to monitor market values.
Instructions
Get the current / latest price of a company.
Args:
ticker: Ticker symbol of the company (e.g. AAPL, GOOGL)Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| ticker | Yes |
Implementation Reference
- server.py:139-162 (handler)The handler function decorated with @mcp.tool(), implementing the logic to fetch and return the current stock price snapshot as JSON for the given ticker using the Financial Datasets API.
@mcp.tool() async def get_current_stock_price(ticker: str) -> str: """Get the current / latest price of a company. Args: ticker: Ticker symbol of the company (e.g. AAPL, GOOGL) """ # Fetch data from the API url = f"{FINANCIAL_DATASETS_API_BASE}/prices/snapshot/?ticker={ticker}" data = await make_request(url) # Check if data is found if not data: return "Unable to fetch current price or no current price found." # Extract the current price snapshot = data.get("snapshot", {}) # Check if current price is found if not snapshot: return "Unable to fetch current price or no current price found." # Stringify the current price return json.dumps(snapshot, indent=2) - server.py:25-41 (helper)Helper function used by the get_current_stock_price tool (and others) to make authenticated HTTP requests to the Financial Datasets API.
async def make_request(url: str) -> dict[str, any] | None: """Make a request to the Financial Datasets API with proper error handling.""" # Load environment variables from .env file load_dotenv() headers = {} if api_key := os.environ.get("FINANCIAL_DATASETS_API_KEY"): headers["X-API-KEY"] = api_key async with httpx.AsyncClient() as client: try: response = await client.get(url, headers=headers, timeout=30.0) response.raise_for_status() return response.json() except Exception as e: return {"Error": str(e)} - server.py:139-139 (registration)The @mcp.tool() decorator registers the get_current_stock_price function as an MCP tool with the name matching the function name.
@mcp.tool()