Steel
Open-source browser API for AI agents.
Hosted headless browsers for agents, with sessions, proxies, CAPTCHA handling and live viewing; the browser API is open source and can be self-hosted.
- Vendor
- Steel
- Category
- Agent infrastructure
- Pricing
- Open source
- Open source
- Yes
- License
- Apache 2.0
- Platforms
- Cloud, Python, TypeScript, Self-host
- Launched
- 2024
- Website
- steel.dev
Features
- Browser sessions
- Proxies & CAPTCHA handling
- Live session viewer
Best for
- Agents
More agent infrastructure
- Temporal — Temporal Technologies. Durable execution for long-running workflows and agents.
- E2B — E2B. Secure cloud sandboxes for running AI-generated code.
- Browser Use — Browser Use. Open-source library that lets LLMs operate a web browser.
- Browserbase — Browserbase. Headless browsers in the cloud for AI agents.
- Mem0 — Mem0. Memory layer for AI agents and assistants.
- Composio — Composio. Hundreds of authenticated tool integrations for agents.
- Daytona — Daytona. Elastic sandboxes for AI code execution.
- Letta — Letta. Stateful agents with self-editing memory (formerly MemGPT).