diff --git a/src/index.d.ts b/src/index.d.ts
new file mode 100644
index 0000000..377f1df
--- /dev/null
+++ b/src/index.d.ts
@@ -0,0 +1,48 @@
+declare module 'sigpro-grid' {
+  import { GridApi, GridOptions, ICellRendererParams, IDetailCellRendererParams, ColDef } from 'ag-grid-community';
+
+  export type RowData = Record<string, any>;
+
+  export interface GridEvents {
+    onFilterChanged?: (params: any) => void;
+    onModelUpdated?: (params: any) => void;
+    onGridSizeChanged?: (params: any) => void;
+    onFirstDataRendered?: (params: any) => void;
+    onRowValueChanged?: (params: any) => void;
+    onSelectionChanged?: (params: any) => void;
+    onCellClicked?: (params: any) => void;
+    onCellDoubleClicked?: (params: any) => void;
+    onCellValueChanged?: (params: any) => void;
+    onRowClicked?: (params: any) => void;
+    onSortChanged?: (params: any) => void;
+    onContextMenu?: (params: any) => void;
+    onColumnResized?: (params: any) => void;
+    onColumnMoved?: (params: any) => void;
+    onRowDataUpdated?: (params: any) => void;
+    onCellEditingStarted?: (params: any) => void;
+    onCellEditingStopped?: (params: any) => void;
+    onPaginationChanged?: (params: any) => void;
+    onBodyScroll?: (params: any) => void;
+    onGridReady?: (params: { api: GridApi; columnApi: any }) => void;
+  }
+
+  export interface GridProps extends Partial<GridEvents> {
+    data?: RowData[] | (() => RowData[]);
+    options?: GridOptions | (() => GridOptions);
+    api?: { current: GridApi | null };
+    class?: string;
+    style?: string;
+    lang?: string;
+  }
+
+  export const Grid: (props: GridProps) => HTMLElement;
+  export function createGridApiRef(): { current: GridApi | null };
+
+  export type { 
+    GridApi, 
+    GridOptions, 
+    ICellRendererParams, 
+    IDetailCellRendererParams,
+    ColDef
+  } from 'ag-grid-community';
+}
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