Steel vs Prefect

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

Steel compared with Prefect
Detail	Steel	Prefect
What it does	Browser Infrastructure for AI Agents	Workflow Orchestration for Data, ML, and Agents
Stage	Growing	Established
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	freemium	freemium
Pricing	Not given	Not given
Key features	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	Workflow scheduling Durable execution with automatic retries Observability and logging Hybrid deployment model State management and recovery Automations and alerts Enterprise authentication and governance
What makes it different	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	Plain Python functions, not DAGs or DSLs Open-source framework with same engine as cloud platform No scheduler infrastructure to host or maintain Code and data never leave your infrastructure Workers poll outbound only, no inbound connections needed
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)	54 no change since last check	75 no change since last check
Trust Flow (Majestic)	28	30
Citation Flow (Majestic)	33	49
Referring domains (Majestic)	652	2932

5 details filled in for both companies.

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