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Steel.dev: Open-Source Browser API for AI Agents

Cloud-native, API-driven browser automation platform built for scalable AI agent workflows

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Overview

Steel.dev is an open-source, cloud-native browser API designed for AI agents and complex web automation workflows.

It provides developers with scalable session management, anti-detection tooling, and optimized content extraction, reducing LLM token usage by up to 80 percent.

Built for flexibility, Steel.dev supports multiple deployment options and integrates with popular automation frameworks to streamline browser-based AI development.

Use Cases

  • AI Agents

    Build and manage autonomous web browsing agents with persistent sessions and anti-detection measures

  • Large-Scale Web Scraping

    Extract high-quality, token-efficient data at scale for analytics or AI pipelines

  • RAG Pipelines

    Improve retrieval quality by feeding optimized content into AI models

  • QA Testing

    Simulate and monitor user interactions across multiple browser sessions

  • AI-Assisted Shopping and Research

    Automate product discovery, price tracking, and data aggregation

Integrations

CLI or REST API and more…

Why Teams
Choose Steel.dev

  • Open-Source Flexibility

    Provides full transparency and customization for building scalable AI automation systems

  • AI-Centric Design

    Purpose-built for agentic workflows with CAPTCHA solving, proxy support, and session persistence

  • Built-in AI steps

    Quickly generate or summarize content using ChatGPT, Claude, or other LLMs

  • Multi-Deployment Options

    Run locally, in the cloud, self-host with Docker, or deploy with one click to Railway

  • Cost Efficiency

    Token-optimized content extraction reduces LLM processing costs significantly

Alternatives

  • Hyperbrowser Review

    Hyperbrowser is a stealth-first, cloud-native browser automation platform built to power AI agents and large-scale web scraping.

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  • Browserbase Review

    Scalable, agent-first browser automation for developers and enterprises building intelligent web agents

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  • Bright Data Review

    Bright Data provides enterprise-grade infrastructure for public web data collection, built to support the entire AI data lifecycle.

    Learn more

  • Anchor Review

    Anchor is a cloud-native platform designed for AI agents and complex browser automation built for AI agents, stealth workflows, and enterprise-scale control

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Pricing Plans

  • Free tier

    2 concurrent sessions, 15-minute duration, 500 daily requests, 1 request/sec, basic proxy and CAPTCHA allocation

  • Developer

    10 concurrent sessions, 60-minute duration, unlimited requests, increased allocations for proxy bandwidth and CAPTCHA solves

  • Pro

    50 concurrent sessions, up to 24-hour duration, 166,000 CAPTCHA solves included, advanced performance limits, $499/month

  • Enterprise

    Custom session limits, retention periods, and SLA-backed support

Final Thoughts

Steel.dev combines open-source transparency with enterprise-ready performance for AI-focused browser automation. With flexible deployment, deep observability, and cost-optimized data extraction, it’s a strong fit for developers and startups building scalable AI agents.

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