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+# Time Series Forecast APIs (2025.23)
+
+Source: `help-portal-366bdc2291e347bfbedff1bbf9377fca.md` (Work with Time Series Forecast in Charts).
+
+## Purpose
+Enable predictive time series forecasts on time-series or line charts within analytic applications.
+
+## Core API
+```javascript
+// Enable automatic forecast on a chart
+Chart_1.getDataSource().setForecastEnabled(true);
+```
+
+## Options
+- Configure number of forecast periods via API.
+
+## Implementation notes
+- Algorithm runs on historical data for selected measure.
+- Works with time series and line charts.
+- Use Analytics Designer API Reference for additional parameters.
+