diff --git a/lib/accounts.ts b/lib/accounts.ts
index f053bda6..2e33888c 100644
--- a/lib/accounts.ts
+++ b/lib/accounts.ts
@@ -1741,13 +1741,37 @@ export class AccountManager {
 	}
 }
 
+/**
+ * Name of the account's currently-selected workspace, if any. Lets same-email
+ * accounts that live in different workspaces (personal Plus vs business/team)
+ * stay distinguishable in `list`/`status` output. See issue #491.
+ */
+function activeWorkspaceName(
+	account:
+		| { workspaces?: Workspace[]; currentWorkspaceIndex?: number }
+		| undefined,
+): string | undefined {
+	const workspaces = account?.workspaces;
+	if (!workspaces || workspaces.length === 0) return undefined;
+	const idx = account?.currentWorkspaceIndex ?? 0;
+	const workspace = workspaces[idx] ?? workspaces[0];
+	return workspace?.name?.trim() || undefined;
+}
+
 export function formatAccountLabel(
 	account:
-		| { email?: string; accountId?: string; accountLabel?: string }
+		| {
+				email?: string;
+				accountId?: string;
+				accountLabel?: string;
+				workspaces?: Workspace[];
+				currentWorkspaceIndex?: number;
+		  }
 		| undefined,
 	index: number,
 ): string {
 	const accountLabel = account?.accountLabel?.trim();
+	const workspaceName = activeWorkspaceName(account);
 	const email = account?.email?.trim();
 	const accountId = account?.accountId?.trim();
 	const idSuffix = accountId
@@ -1756,19 +1780,23 @@ export function formatAccountLabel(
 			: accountId
 		: null;
 
-	if (accountLabel && email && idSuffix) {
-		return `Account ${index + 1} (${accountLabel}, ${email}, id:${idSuffix})`;
-	}
-	if (accountLabel && email)
-		return `Account ${index + 1} (${accountLabel}, ${email})`;
-	if (accountLabel && idSuffix)
-		return `Account ${index + 1} (${accountLabel}, id:${idSuffix})`;
-	if (accountLabel) return `Account ${index + 1} (${accountLabel})`;
-	if (email && idSuffix)
-		return `Account ${index + 1} (${email}, id:${idSuffix})`;
-	if (email) return `Account ${index + 1} (${email})`;
-	if (idSuffix) return `Account ${index + 1} (${idSuffix})`;
-	return `Account ${index + 1}`;
+	const segments: string[] = [];
+	if (accountLabel) segments.push(accountLabel);
+	// Surface the active workspace so two same-email accounts in different
+	// workspaces remain distinguishable; skip it when it would just repeat the
+	// manual account label.
+	if (workspaceName && workspaceName !== accountLabel) {
+		segments.push(`[${workspaceName}]`);
+	}
+	if (email) segments.push(email);
+	// A bare id stands alone (e.g. "Account 1 (123456)"); once any other
+	// segment precedes it, prefix with "id:" for clarity.
+	if (idSuffix) {
+		segments.push(segments.length > 0 ? `id:${idSuffix}` : idSuffix);
+	}
+
+	if (segments.length === 0) return `Account ${index + 1}`;
+	return `Account ${index + 1} (${segments.join(", ")})`;
 }
 
 export function formatCooldown(
diff --git a/lib/schemas.ts b/lib/schemas.ts
index 4c281f16..b785246d 100644
--- a/lib/schemas.ts
+++ b/lib/schemas.ts
@@ -146,6 +146,22 @@ export const RateLimitStateV3Schema = z.record(
 
 export type RateLimitStateV3FromSchema = z.infer<typeof RateLimitStateV3Schema>;
 
+/**
+ * Workspace entry within an account. Supports a single OpenAI/Google account
+ * that belongs to multiple ChatGPT workspaces (e.g. personal Plus + a
+ * business/team workspace), each a distinct quota pool keyed by its org_id
+ * (`id`). Mirrors the `Workspace` TS interface in `lib/accounts.ts`. See #491.
+ */
+export const WorkspaceSchema = z.object({
+	id: z.string(),
+	name: z.string().optional(),
+	enabled: z.boolean(),
+	disabledAt: z.number().optional(),
+	isDefault: z.boolean().optional(),
+});
+
+export type WorkspaceFromSchema = z.infer<typeof WorkspaceSchema>;
+
 /**
  * Account metadata V3 - current storage format.
  */
@@ -164,6 +180,11 @@ export const AccountMetadataV3Schema = z.object({
 	rateLimitResetTimes: RateLimitStateV3Schema.optional(),
 	coolingDownUntil: z.number().optional(),
 	cooldownReason: CooldownReasonSchema.optional(),
+	// Multi-workspace support (#491): without these here, the strict z.object
+	// strips workspace tracking on every load, so login-captured workspaces
+	// silently vanish after one read/write round-trip.
+	workspaces: z.array(WorkspaceSchema).optional(),
+	currentWorkspaceIndex: z.number().optional(),
 });
 
 export type AccountMetadataV3FromSchema = z.infer<
diff --git a/test/accounts.test.ts b/test/accounts.test.ts
index 4753a7fc..3c050a0a 100644
--- a/test/accounts.test.ts
+++ b/test/accounts.test.ts
@@ -776,6 +776,78 @@ describe("AccountManager", () => {
 		);
 	});
 
+	it("surfaces the active workspace to distinguish same-email accounts (#491)", () => {
+		const personal = {
+			email: "user@gmail.com",
+			accountId: "org-AAAA",
+			workspaces: [{ id: "org-AAAA", name: "Personal Plus", enabled: true }],
+			currentWorkspaceIndex: 0,
+		};
+		const business = {
+			email: "user@gmail.com",
+			accountId: "org-BBBB",
+			workspaces: [{ id: "org-BBBB", name: "GkTech Business", enabled: true }],
+			currentWorkspaceIndex: 0,
+		};
+		expect(formatAccountLabel(personal, 0)).toBe(
+			"Account 1 ([Personal Plus], user@gmail.com, id:g-AAAA)",
+		);
+		expect(formatAccountLabel(business, 1)).toBe(
+			"Account 2 ([GkTech Business], user@gmail.com, id:g-BBBB)",
+		);
+	});
+
+	it("follows currentWorkspaceIndex when picking the workspace tag (#491)", () => {
+		expect(
+			formatAccountLabel(
+				{
+					email: "user@gmail.com",
+					workspaces: [
+						{ id: "org-AAAA", name: "Personal Plus", enabled: true },
+						{ id: "org-BBBB", name: "GkTech Business", enabled: true },
+					],
+					currentWorkspaceIndex: 1,
+				},
+				0,
+			),
+		).toBe("Account 1 ([GkTech Business], user@gmail.com)");
+	});
+
+	it("omits the workspace tag when it duplicates the account label (#491)", () => {
+		expect(
+			formatAccountLabel(
+				{
+					accountLabel: "Personal Plus",
+					email: "user@gmail.com",
+					workspaces: [
+						{ id: "org-AAAA", name: "Personal Plus", enabled: true },
+					],
+					currentWorkspaceIndex: 0,
+				},
+				0,
+			),
+		).toBe("Account 1 (Personal Plus, user@gmail.com)");
+	});
+
+	it("ignores empty or unnamed workspaces in the label (#491)", () => {
+		expect(
+			formatAccountLabel(
+				{
+					email: "user@gmail.com",
+					workspaces: [{ id: "org-AAAA", enabled: true }],
+					currentWorkspaceIndex: 0,
+				},
+				0,
+			),
+		).toBe("Account 1 (user@gmail.com)");
+		expect(
+			formatAccountLabel(
+				{ email: "user@gmail.com", workspaces: [], currentWorkspaceIndex: 0 },
+				0,
+			),
+		).toBe("Account 1 (user@gmail.com)");
+	});
+
 	it("performs true round-robin rotation across multiple requests", () => {
 		const now = Date.now();
 		const stored = {
diff --git a/test/schemas.test.ts b/test/schemas.test.ts
index e26ca4dc..b43f4912 100644
--- a/test/schemas.test.ts
+++ b/test/schemas.test.ts
@@ -232,6 +232,43 @@ describe("AccountMetadataV3Schema", () => {
 		});
 		expect(result.success).toBe(false);
 	});
+
+	it("preserves workspaces and currentWorkspaceIndex (#491)", () => {
+		const account = {
+			...validAccount,
+			workspaces: [
+				{
+					id: "org-AAAA",
+					name: "Personal Plus",
+					enabled: true,
+					isDefault: true,
+				},
+				{
+					id: "org-BBBB",
+					name: "GkTech Business",
+					enabled: false,
+					disabledAt: 123,
+				},
+			],
+			currentWorkspaceIndex: 1,
+		};
+		const result = AccountMetadataV3Schema.safeParse(account);
+		expect(result.success).toBe(true);
+		if (result.success) {
+			expect(result.data.workspaces).toHaveLength(2);
+			expect(result.data.workspaces?.[0]?.name).toBe("Personal Plus");
+			expect(result.data.workspaces?.[1]?.enabled).toBe(false);
+			expect(result.data.currentWorkspaceIndex).toBe(1);
+		}
+	});
+
+	it("rejects a workspace missing its id (#491)", () => {
+		const result = AccountMetadataV3Schema.safeParse({
+			...validAccount,
+			workspaces: [{ name: "Personal Plus", enabled: true }],
+		});
+		expect(result.success).toBe(false);
+	});
 });
 
 describe("AccountStorageV3Schema", () => {
@@ -779,6 +816,37 @@ describe("safeParseJson", () => {
 		expect(result).not.toBeNull();
 		expect(result?.version).toBe(3);
 	});
+
+	it("keeps workspaces through the load round-trip (#491)", () => {
+		// Regression: the strict z.object used to strip workspace tracking on
+		// every load, so login-captured workspaces vanished after one reload.
+		const raw = JSON.stringify({
+			version: 3,
+			accounts: [
+				{
+					refreshToken: "rt",
+					addedAt: 1,
+					lastUsed: 1,
+					accountId: "org-AAAA",
+					email: "user@gmail.com",
+					workspaces: [{ id: "org-AAAA", name: "Personal Plus", enabled: true }],
+					currentWorkspaceIndex: 0,
+				},
+			],
+			activeIndex: 0,
+		});
+		const result = safeParseJson(raw, AnyAccountStorageSchema, "test.workspaces");
+		expect(result).not.toBeNull();
+		const account = result?.accounts?.[0] as
+			| {
+					workspaces?: Array<{ name?: string }>;
+					currentWorkspaceIndex?: number;
+			  }
+			| undefined;
+		expect(account?.workspaces).toHaveLength(1);
+		expect(account?.workspaces?.[0]?.name).toBe("Personal Plus");
+		expect(account?.currentWorkspaceIndex).toBe(0);
+	});
 });
 
 describe("safeParseFlaggedAccountStorageV1", () => {