Browserless Alternative
The No-Code-Required Alternative to Browserless
Browserless hosts a headless browser for your Puppeteer/Playwright scripts. AlterLab is the whole pipeline — you send a URL, AlterLab decides how to render it and returns clean data. No browser automation code required.
- One API call replaces a full Puppeteer/Playwright script
- Automatic tier selection — no manual browser session configuration
- Structured JSON output, not a raw browser connection you have to script
Why Teams Switch from Browserless
No browser automation code to write or maintain
Browserless gives you a remote Chrome instance you connect to and script with Puppeteer or Playwright. AlterLab skips that layer entirely — send a URL and an extraction schema, get structured data back. Nothing to write, deploy, or debug when a target site's DOM changes.
Automatic rendering tier, not a fixed browser session
AlterLab decides per-request whether a static fetch, a lightweight render, or a full browser session is needed, and only pays the corresponding cost. Browserless always spins up a full browser session regardless of whether the target page needs one.
Built-in extraction, not just a browser connection
Browserless returns whatever your script tells it to (screenshots, PDFs, raw page content) — you own all the parsing logic. AlterLab returns structured JSON, markdown, or HTML directly, with parsing handled server-side.
Feature Comparison
| Feature | AlterLab | Browserless |
|---|---|---|
| No browser automation code required | ||
| Automatic tier selection | 5 automatic tiers | Manual session configuration |
| Structured JSON extraction | ||
| Raw browser connection (Puppeteer/Playwright) | ||
| Screenshot / PDF capture | ||
| Pricing model | Pay-as-you-go per request | Unit-based (30s blocks) + subscription |
| Balance never expires | Monthly unit reset | |
| MCP server for AI agents |
Migration Takes Minutes
Estimated time: 20 minutes to remove browser automation code
const browser = await puppeteer.connect({
browserWSEndpoint: "wss://chrome.browserless.io?token=YOUR_TOKEN"
});
const page = await browser.newPage();
await page.goto("https://example.com/product");
const title = await page.$eval("h1", el => el.textContent);
await browser.close();curl -X POST https://api.alterlab.io/v1/scrape \
-H "X-API-Key: YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"url": "https://example.com/product",
"extract": {"title": "string", "price": "number"}
}'Frequently Asked Questions
Do I still need Puppeteer or Playwright with AlterLab?
No. AlterLab replaces the need to write and maintain your own browser automation scripts. You send a URL and describe the data you want; AlterLab handles rendering and returns structured output. Browserless requires you to write and host the Puppeteer/Playwright logic yourself.
Is AlterLab cheaper than Browserless for full-browser rendering?
It depends on volume and page complexity, but the key difference is AlterLab only uses a full browser session when a page actually needs one — simpler pages resolve at a cheaper tier automatically. Browserless bills unit-time for every session your script opens, regardless of whether the target needed a full browser.
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Pricing
From $0.0002/request. No subscriptions. Balance never expires.
Your first scrape.
Sixty seconds.
$1 free credit — up to 5,000 scrapes. No credit card.
Just a POST request.
No credit card required · $1 free credit, up to 5,000 scrapes · Balance never expires