Playwright / Puppeteer Browser Executable doesn't exist in Serverless

Bundling standard puppeteer or playwright inside Vercel/AWS Lambda exceeds the 250MB bundle limit and lacks system Chromium shared libraries (libnss3, libatk).

1. Immediate Code & SKU Fix

Replace With SKU: browserbase (remote CDP connectOverCDP) or steel

Install Command: npm install playwright-core @browserbasehq/sdk

Required Env Vars: BROWSERBASE_API_KEY

const browser = await chromium.connectOverCDP(`wss://connect.browserbase.com?apiKey=${process.env.BROWSERBASE_API_KEY}`);

2. Verified Hot-Swap Fallback Route

JTBD: browser-automation

Primary: browserbase → Fallback: steel

liveHealth: operational · autoActOk: false

Must self-host — Steel/Browserless

GET /api/rescue JSON (<2 KB)Falsify Pick (/api/falsify)

Matched Error String Signatures (4)

Executable doesn't exist atplease run the following command to download new browsers: npx playwright installCould not find ChromeBrowserType.launch: Executable doesn't exist

curl -s "https://getagentdepot.com/api/rescue?q=Executable%20doesn't%20exist%20at"

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