@@ -827,6 +827,7 @@ export function TerminalViewport({
         if (!shouldHandle) {
           return;
         }
+        terminalRef.current?.copySelectionToClipboard();
         selectionPointerRef.current = { x: event.clientX, y: event.clientY };
         const delay = terminalSelectionActionDelayForClickCount(event.detail);
         selectionActionTimerRef.current = window.setTimeout(() => {
 
@@ -7,6 +7,7 @@ import {
   advanceTerminalSelectionClickSequence,
   applyTerminalCopyEvent,
   clearPrimedTerminalCopyInput,
+  copyTerminalSelection,
   ghosttyMouseButton,
   isTerminalAltGraphText,
   isTerminalCompositionCommitInput,
@@ -283,6 +284,33 @@ describe("applyTerminalCopyEvent", () => {
   });
 });
 
+describe("copyTerminalSelection", () => {
+  it("primes and copies a non-empty terminal selection", () => {
+    const input = {
+      value: "",
+      select: vi.fn(),
+    };
+    const copy = vi.fn(() => true);
+
+    expect(copyTerminalSelection(input, "git status", copy)).toBe(true);
+    expect(input.value).toBe("git status");
+    expect(input.select).toHaveBeenCalledOnce();
+    expect(copy).toHaveBeenCalledOnce();
+  });
+
+  it("does not copy an empty terminal selection", () => {
+    const input = {
+      value: "",
+      select: vi.fn(),
+    };
+    const copy = vi.fn(() => true);
+
+    expect(copyTerminalSelection(input, "", copy)).toBe(false);
+    expect(input.select).not.toHaveBeenCalled();
+    expect(copy).not.toHaveBeenCalled();
+  });
+});
+
 describe("primeTerminalCopyInput", () => {
   it("selects the Ghostty selection in the hidden textarea so native copy has text", () => {
     const input = {
 
@@ -350,6 +350,16 @@ export function primeTerminalCopyInput(
   input.select();
 }
 
+export function copyTerminalSelection(
+  input: Pick<HTMLTextAreaElement, "value" | "select">,
+  selection: string,
+  copy = () => document.execCommand("copy"),
+): boolean {
+  if (selection.length === 0) return false;
+  primeTerminalCopyInput(input, selection);
+  return copy();
+}
+
 export function clearPrimedTerminalCopyInput(
   input: Pick<HTMLTextAreaElement, "value">,
   primedSelection: string,
@@ -915,6 +925,10 @@ export class GhosttyTerminalSurface {
     return this.core.selectionText();
   }
 
+  copySelectionToClipboard(): boolean {
+    return copyTerminalSelection(this.input, this.getSelection());
+  }
+
   getSelectionPosition(): GhosttySelectionPosition | null {
     if (!this.selectionAnchorScreen || !this.selectionEndScreen || !this.hasSelection())
       return null;
Original file line number	Diff line number	Diff line change
`@@ -827,6 +827,7 @@ export function TerminalViewport({`
`827`	`827`	`if (!shouldHandle) {`
`828`	`828`	`return;`
`829`	`829`	`}`
	`830`	`+ terminalRef.current?.copySelectionToClipboard();`
`830`	`831`	`selectionPointerRef.current = { x: event.clientX, y: event.clientY };`
`831`	`832`	`const delay = terminalSelectionActionDelayForClickCount(event.detail);`
`832`	`833`	`selectionActionTimerRef.current = window.setTimeout(() => {`