Browserbase vs Steel

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Browserbase compared with Steel
Detail	Browserbase	Steel
What it does	Give your agents access to the whole web.	Browser Infrastructure for AI Agents
Stage	Growing	Growing
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	freemium	freemium
Pricing	Not given	Not given
Key features	Headless browser management Search API for web discovery Fetch API for web data retrieval Agent Identity authentication Session persistence Real-time observability Model Gateway Browserbase Functions for deployment Stagehand AI automation framework	Session API for on-demand cloud browser sessions Auto CAPTCHA solving Proxy and browser fingerprinting controls Sub-second session startup time Up to 24-hour session duration Cookie and storage management Compatible with Puppeteer, Playwright, and Selenium Session Viewer for debugging Auto sign-in for auth-walled websites
What makes it different	Access 85% of the web without APIs No infrastructure management required Resilient to UI changes Single API key for all capabilities	Open-source self-hosted option available on GitHub Works with existing tools via standard CDP WebSocket Fastest session startup time in industry Built-in anti-bot and CAPTCHA handling One-line integration with Puppeteer
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	76 no change since last check	54 no change since last check
Trust Flow (Majestic)	36	28
Citation Flow (Majestic)	51	33
Referring domains (Majestic)	3297	652

5 details filled in for both companies.