From 7139cc1227cb8ce717cbfdce733e657382cdefb6 Mon Sep 17 00:00:00 2001
From: Rui Figueira <rfigueira@cloudflare.com>
Date: Mon, 13 Apr 2026 12:59:34 +0100
Subject: [PATCH] feat: add lab option to WorkersLaunchOptions

---
 packages/playwright-cloudflare/index.d.ts   | 1 +
 packages/playwright-cloudflare/src/index.ts | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/packages/playwright-cloudflare/index.d.ts b/packages/playwright-cloudflare/index.d.ts
index a7cc0c030..9a14b2fb4 100644
--- a/packages/playwright-cloudflare/index.d.ts
+++ b/packages/playwright-cloudflare/index.d.ts
@@ -87,6 +87,7 @@ export interface LimitsResponse {
 export interface WorkersLaunchOptions {
   keep_alive?: number; // milliseconds to keep browser alive even if it has no activity (from 10_000ms to 600_000ms, default is 60_000)
   recording?: boolean;
+  lab?: boolean;
 }
 
 /**
diff --git a/packages/playwright-cloudflare/src/index.ts b/packages/playwright-cloudflare/src/index.ts
index e726efa3e..672c6a268 100644
--- a/packages/playwright-cloudflare/src/index.ts
+++ b/packages/playwright-cloudflare/src/index.ts
@@ -152,6 +152,8 @@ export async function acquire(endpoint: BrowserEndpoint, options?: WorkersLaunch
     searchParams.set("keep_alive", options.keep_alive.toString());
   if (options?.recording)
     searchParams.set("recording", options.recording.toString());
+  if (options?.lab)
+    searchParams.set("lab", options.lab.toString());
 
   const acquireUrl = `${HTTP_FAKE_HOST}/v1/acquire?${searchParams.toString()}`;
   const res = await getBrowserBinding(endpoint).fetch(acquireUrl);