get_latest_trading_volume_by_dex
Retrieve 24-hour and 7-day trading volume data for decentralized exchanges to analyze market activity and DEX performance.
Instructions
Retrieve the latest 24-hour and 7-day trading volume by decentralized exchange (DEX).
Args:
limit (int, optional): Maximum number of rows to retrieve from the query. Defaults to 1000.
Returns:
str: A markdown-formatted table of trading volume data, or an error message if the query fails.Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| limit | No |
Implementation Reference
- main.py:45-63 (handler)Handler function decorated with @mcp.tool() that implements the tool logic. Fetches data from Dune query 4319 using the helper get_latest_result, processes into a pandas DataFrame indexed by Rank, sorted ascending, and returns as markdown table or error string.
@mcp.tool() def get_latest_trading_volume_by_dex(limit: int = 1000) -> str: """ Retrieve the latest 24-hour and 7-day trading volume by decentralized exchange (DEX). Args: limit (int, optional): Maximum number of rows to retrieve from the query. Defaults to 1000. Returns: str: A markdown-formatted table of trading volume data, or an error message if the query fails. """ try: data = get_latest_result(4319, limit=limit) df = pd.DataFrame(data) df = df.set_index("Rank") df = df.sort_index(ascending=True) return df.to_markdown() except Exception as e: return str(e) - main.py:21-43 (helper)Supporting utility function used by the tool (and others) to retrieve latest execution results from a specified Dune Analytics query ID via API, returning list of rows.
def get_latest_result(query_id: int, limit: int = 1000) -> list: """ Fetch the latest results from a Dune Analytics query. Args: query_id (int): The ID of the Dune query to fetch results from. limit (int, optional): Maximum number of rows to return. Defaults to 1000. Returns: list: A list of dictionaries containing the query results, or an empty list if the request fails. Raises: httpx.HTTPStatusError: If the API request fails due to a client or server error. """ url = f"{BASE_URL}/query/{query_id}/results" params = {"limit": limit} with httpx.Client() as client: response = client.get(url, params=params, headers=HEADERS, timeout=300) response.raise_for_status() data = response.json() result_data = data.get("result", {}).get("rows", []) return result_data