### Call Tool with Query Retention

Source: https://www.thinkingdata.cn

This code snippet demonstrates how to use the MCP protocol to call a tool for querying retention data. It specifies the timeframe and cohort for the query.

```javascript
await mcp.callTool({
name: "query_retention",
args: { timeframe: "last_7_days", cohort: "new_users" }
})
```

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