get_currency_listings
Fetch up-to-date cryptocurrency listings from the Coinmarket API. Use this tool to retrieve comprehensive data on available digital currencies for analysis or integration.
Instructions
Get latest cryptocurrency listings
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
No arguments | |||
Implementation Reference
- src/coinmarket_service/server.py:19-34 (handler)Core handler function that fetches the latest cryptocurrency listings from the CoinMarketCap API, limited to 5 entries in USD.async def get_currency_listings() -> dict[str, Any]: url = 'https://pro-api.coinmarketcap.com/v1/cryptocurrency/listings/latest' parameters = { 'start':'1', 'limit':'5', 'convert':'USD' } headers = { 'Accepts': 'application/json', 'X-CMC_PRO_API_KEY': API_KEY, } response = requests.get(url, headers=headers, params=parameters) response.raise_for_status() data = json.loads(response.text) return data
- src/coinmarket_service/server.py:110-118 (registration)Registration of the 'get_currency_listings' tool in the list_tools handler, including name, description, and empty input schema.types.Tool( name="get_currency_listings", description="Get latest cryptocurrency listings", inputSchema={ "type": "object", "properties": {}, "required": [], }, ),
- src/coinmarket_service/server.py:143-153 (handler)Tool execution handler within @server.call_tool() that invokes get_currency_listings and returns the JSON-formatted result as TextContent.case "get_currency_listings": try: data = await get_currency_listings() return [ types.TextContent( type="text", text=json.dumps(data, indent=2), ) ] except Exception as e: raise RuntimeError(f"Failed to fetch data: {e}")
- Input schema definition for the get_currency_listings tool: an empty object with no required properties.inputSchema={ "type": "object", "properties": {}, "required": [], },