diff --git a/packages/coding-agent/CHANGELOG.md b/packages/coding-agent/CHANGELOG.md
index 87cd5f7e2..9ba855d41 100644
--- a/packages/coding-agent/CHANGELOG.md
+++ b/packages/coding-agent/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Added
+
+- Added a `c` hotkey in the plan-review overlay that copies the current reviewed plan markdown to the system clipboard, including in-overlay edits.
+
 ## [16.4.6] - 2026-07-12
 
 ### Added
diff --git a/packages/coding-agent/src/modes/components/plan-review-overlay.ts b/packages/coding-agent/src/modes/components/plan-review-overlay.ts
index 11f7a96d2..4d286cab6 100644
--- a/packages/coding-agent/src/modes/components/plan-review-overlay.ts
+++ b/packages/coding-agent/src/modes/components/plan-review-overlay.ts
@@ -82,6 +82,8 @@ export interface PlanReviewOverlayCallbacks {
 	onPick: (label: string) => void;
 	/** Invoked on Esc / cancel. */
 	onCancel: () => void;
+	/** Invoked with the current full plan text when the copy hotkey is pressed. */
+	onCopyPlan?: (content: string) => void | Promise<void>;
 	/** Invoked when the external-editor key is pressed (overlay stays open). */
 	onExternalEditor?: () => void;
 	/** Invoked when the external-editor key edits the active annotation draft. */
@@ -302,6 +304,10 @@ export class PlanReviewOverlay implements Component {
 			this.callbacks.onExternalEditor();
 			return;
 		}
+		if (this.callbacks.onCopyPlan && keyData === "c") {
+			void this.callbacks.onCopyPlan(joinPlanSections(this.#sections));
+			return;
+		}
 		if (matchesKey(keyData, "tab") || keyData === "\t") {
 			this.#cycleRegion(1);
 			return;
@@ -677,6 +683,7 @@ export class PlanReviewOverlay implements Component {
 				parts.push("↑↓ scroll", "⇧ faster", "pgup/pgdn", "g/G ends");
 				break;
 		}
+		if (this.callbacks.onCopyPlan) parts.push("c copy");
 		parts.push("tab regions");
 		if (this.#externalEditorLabel && this.#focus !== "toc") parts.push(`${this.#externalEditorLabel} editor`);
 		parts.push(this.#helpSuffix);
diff --git a/packages/coding-agent/src/modes/interactive-mode.ts b/packages/coding-agent/src/modes/interactive-mode.ts
index dc4716dec..c53bea59b 100644
--- a/packages/coding-agent/src/modes/interactive-mode.ts
+++ b/packages/coding-agent/src/modes/interactive-mode.ts
@@ -120,6 +120,7 @@ import { formatPhaseDisplayName, todoMatchesAnyDescription } from "../tools/todo
 import { ToolError } from "../tools/tool-errors";
 import { vocalizer } from "../tts/vocalizer";
 import { renderTreeList } from "../tui/tree-list";
+import { copyToClipboard } from "../utils/clipboard";
 import type { EventBus } from "../utils/event-bus";
 import { getEditorCommand, openInEditor } from "../utils/external-editor";
 import { getSessionAccentAnsi, getSessionAccentHex } from "../utils/session-color";
@@ -2517,6 +2518,7 @@ export class InteractiveMode implements InteractiveModeContext {
 			{
 				onPick: choice => finish(choice),
 				onCancel: () => finish(undefined),
+				onCopyPlan: content => void this.#copyPlanToClipboard(content),
 				onExternalEditor: dialogOptions?.onExternalEditor,
 				onAnnotationExternalEditor: (draft, commit) => void this.#openPlanAnnotationInExternalEditor(draft, commit),
 				onPlanEdited: dialogOptions?.onPlanEdited,
@@ -2583,6 +2585,17 @@ export class InteractiveMode implements InteractiveModeContext {
 		return contextUsage !== undefined && contextUsage.percent > PLAN_KEEP_CONTEXT_DISABLE_THRESHOLD_PERCENT;
 	}
 
+	async #copyPlanToClipboard(content: string): Promise<void> {
+		try {
+			await copyToClipboard(content);
+			this.showStatus("Copied plan to clipboard");
+		} catch (error) {
+			this.showWarning(
+				`Failed to copy plan to clipboard: ${error instanceof Error ? error.message : String(error)}`,
+			);
+		}
+	}
+
 	async #openPlanInExternalEditor(planFilePath: string): Promise<void> {
 		const editorCmd = getEditorCommand();
 		if (!editorCmd) {
diff --git a/packages/coding-agent/test/interactive-mode-plan-review.test.ts b/packages/coding-agent/test/interactive-mode-plan-review.test.ts
index 6ebf4a59a..7590f3a58 100644
--- a/packages/coding-agent/test/interactive-mode-plan-review.test.ts
+++ b/packages/coding-agent/test/interactive-mode-plan-review.test.ts
@@ -18,6 +18,7 @@ import { AuthStorage } from "@oh-my-pi/pi-coding-agent/session/auth-storage";
 import { SILENT_ABORT_MARKER, USER_INTERRUPT_LABEL } from "@oh-my-pi/pi-coding-agent/session/messages";
 import { SessionManager } from "@oh-my-pi/pi-coding-agent/session/session-manager";
 import { AUTO_THINKING } from "@oh-my-pi/pi-coding-agent/thinking";
+import * as clipboard from "@oh-my-pi/pi-coding-agent/utils/clipboard";
 import { setKeybindings, Text } from "@oh-my-pi/pi-tui";
 import { formatNumber, TempDir } from "@oh-my-pi/pi-utils";
 
@@ -332,6 +333,39 @@ describe("InteractiveMode plan review rendering", () => {
 		}
 	});
 
+	it("copies the overlay's current edited plan markdown from the real plan review overlay", async () => {
+		let capturedOverlay: PlanReviewOverlay | undefined;
+		const overlayHandle = { hide: vi.fn() };
+		vi.spyOn(mode.ui, "showOverlay").mockImplementation(component => {
+			capturedOverlay = component as PlanReviewOverlay;
+			return overlayHandle as never;
+		});
+		const copySpy = vi.spyOn(clipboard, "copyToClipboard").mockResolvedValue(undefined);
+		const statusSpy = vi.spyOn(mode, "showStatus");
+		const constructorPlan = "# Plan\n\nOriginal constructor body.\n";
+		const editedPlan = "# Plan\n\nEdited in overlay.\n\n## Verify\n\n- run focused test\n";
+
+		const choice = mode.showPlanReview(constructorPlan, "Plan mode - next step", [
+			"Approve and execute",
+			"Refine plan",
+		]);
+
+		expect(capturedOverlay).toBeDefined();
+		const overlay = capturedOverlay!;
+		overlay.setPlanContent(editedPlan);
+		overlay.handleInput("c");
+		await Promise.resolve();
+
+		expect(copySpy).toHaveBeenCalledTimes(1);
+		expect(copySpy).toHaveBeenCalledWith(editedPlan);
+		expect(copySpy).not.toHaveBeenCalledWith(constructorPlan);
+		expect(statusSpy).toHaveBeenCalledWith("Copied plan to clipboard");
+
+		overlay.handleInput("\x1b");
+		await expect(choice).resolves.toBeUndefined();
+		expect(overlayHandle.hide).toHaveBeenCalled();
+	});
+
 	it("Refine with no annotations silently aborts approval and returns to the editor", async () => {
 		const planFilePath = "local://PLAN.md";
 		const resolvedPlanPath = resolveLocalUrlToPath(planFilePath, {
diff --git a/packages/coding-agent/test/modes/components/plan-review-overlay.test.ts b/packages/coding-agent/test/modes/components/plan-review-overlay.test.ts
index ef9841fd4..37733fee2 100644
--- a/packages/coding-agent/test/modes/components/plan-review-overlay.test.ts
+++ b/packages/coding-agent/test/modes/components/plan-review-overlay.test.ts
@@ -195,6 +195,22 @@ describe("PlanReviewOverlay", () => {
 		expect(out).not.toContain("para 199");
 	});
 
+	it("copies the current plan content on c and advertises the hotkey when available", () => {
+		const onCopyPlan = vi.fn();
+		const overlay = new PlanReviewOverlay(
+			"# Original plan\n\nold body",
+			{ promptTitle: "next", options: APPROVAL_OPTIONS },
+			{ onPick: vi.fn(), onCancel: vi.fn(), onCopyPlan },
+		);
+
+		overlay.setPlanContent("# Edited plan\n\nnew body");
+		expect(render(overlay)).toContain("c copy");
+		overlay.handleInput("c");
+
+		expect(onCopyPlan).toHaveBeenCalledTimes(1);
+		expect(onCopyPlan).toHaveBeenCalledWith("# Edited plan\n\nnew body\n");
+	});
+
 	// Plan with ≥2 headings + nesting, wide enough for the sidebar at width 80.
 	const SECTION_PLAN =
 		"# Overview\n\nintro body\n\n## Goal\n\ngoal body\n\n## Steps\n\nstep body\n\n# Risks\n\nrisk body\n";
@@ -322,6 +338,25 @@ describe("PlanReviewOverlay", () => {
 		expect(restored).toContain("goal body");
 	});
 
+	it("copies the edited plan after deleting a section in the overlay", () => {
+		const onCopyPlan = vi.fn();
+		const overlay = new PlanReviewOverlay(
+			SECTION_PLAN,
+			{ promptTitle: "next", options: APPROVAL_OPTIONS },
+			{ onPick: vi.fn(), onCancel: vi.fn(), onCopyPlan },
+		);
+		render(overlay);
+		overlay.handleInput(TAB); // -> toc (Overview)
+		overlay.handleInput(DOWN); // -> Goal
+		overlay.handleInput("d");
+		overlay.handleInput("c");
+
+		expect(onCopyPlan).toHaveBeenCalledTimes(1);
+		expect(onCopyPlan).toHaveBeenCalledWith(
+			"# Overview\n\nintro body\n\n## Steps\n\nstep body\n\n# Risks\n\nrisk body\n",
+		);
+	});
+
 	it("annotates a section and emits feedback for the Refine loop", () => {
 		const onFeedbackChange = vi.fn();
 		const overlay = new PlanReviewOverlay(