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Web search API by Crustdata
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AI Tool
steel-browser Review
steel-browser is an open-source browser API for AI agents and apps, simplifying web automation by managing cloud browsers with anti-detection features.
1Offers an open-source browser API specifically designed for AI agents and web automation.
2Provides a freemium pricing model, including a free Hobby plan with 500 daily requests.
3Features persistent browser identities, mobile mode, and headful browser sessions with WebRTC streaming.
4Last reported incident occurred on 2026-02-18T16:30:00Z, with an official status feed available.
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steel-browser at a Glance
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About steel-browser
📄 API DocsOpen Source
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overview
What is steel-browser?
steel-browser is an Open-source browser API tool developed by Steel.dev that enables AI developers, Developers building agentic workflows, and Developers building AI applications to automate the web without worrying about infrastructure. It provides a managed browser sandbox for programmatic control over cloud-based browser instances.
quick facts
Quick Facts
| Attribute | Value |
|---|---|
| Developer | Steel.dev |
| Business Model | Open Source / Freemium |
| Pricing | Freemium starting at $0/month (Hobby plan) |
| Platforms | Web, API |
| API Available | Yes |
| Integrations | Node.js SDK, Python SDK, Playwright, Puppeteer |
features
Key Features of steel-browser
steel-browser offers a comprehensive set of features designed to facilitate robust web automation for AI agents, abstracting away infrastructure complexities and providing advanced control over browser instances. Its capabilities are continuously updated to enhance agent performance and user experience.
- 1Open-source browser API purpose-built for AI agents and web automation.
- 2Managed browser sandbox with integrated anti-detection features and session persistence.
- 3Persistent browser identities to simplify authentication and maintain session state across interactions.
- 4Mobile mode, allowing sessions to run with a mobile user agent and viewport for responsive testing.
- 5Agent logs for improved debugging, tracing, and observation of agent actions.
- 6Headful browser sessions providing a live, interactive experience with WebRTC streaming and session recordings.
- 7Session concurrency upgrades, doubling limits across all plans for enhanced scalability.
- 8Performance optimizations, including migration from page request events to Chrome's Network domain.
- 9Steel CLI and `steel-browser` skill for agent-specific browser automation, handling dynamic content and anti-bot systems.
- 10Capability for capturing screenshots and generating PDFs from web content programmatically.
use cases
Who Should Use steel-browser?
steel-browser is primarily targeted at developers and AI practitioners who require programmatic control over web browsers for automation, data extraction, and agentic workflows. Its design focuses on simplifying the underlying infrastructure management, allowing users to concentrate on application logic.
- 1AI developers building agentic workflows that require autonomous web browsing with persistent sessions and anti-detection measures.
- 2Developers engaged in large-scale web scraping and data extraction, particularly from dynamic websites requiring JavaScript rendering.
- 3Teams implementing Retrieval-Augmented Generation (RAG) pipelines that benefit from feeding optimized, high-quality content into AI models.
- 4QA testers simulating and monitoring user interactions across multiple browser sessions for comprehensive testing.
- 5Developers building AI-assisted shopping and research applications that automate product discovery, price tracking, and data aggregation.
pricing
steel-browser Pricing & Plans
steel-browser operates on a freemium model, offering various plans tailored to different usage needs, from individual developers to enterprise-level operations. Each plan includes specific rate limits and daily request allowances, with higher tiers providing increased capacity and custom options.
- 1Hobby plan: Free, includes 1 request per second and 500 daily requests.
- 2Starter plan: (Pricing not provided), includes 2 requests per second and 1,000 daily requests.
- 3Developer plan: (Pricing not provided), includes 5 requests per second and unlimited daily requests.
- 4Pro plan: (Pricing not provided), includes 10 requests per second and unlimited daily requests.
- 5Enterprise plan: Custom limits and pricing, designed for large-scale deployments.
competitors
steel-browser vs Competitors
steel-browser positions itself as an open-source browser API for AI agents, emphasizing robust browser infrastructure and anti-detection capabilities. It competes with various solutions that offer managed browser services or browser automation tools, each with distinct differentiators.
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Browserbase↗
Browserbase provides managed cloud browsers and web data APIs specifically designed for AI agents, abstracting infrastructure complexities.
Unlike Steel Browser's open-source and self-hosted focus, Browserbase offers a fully managed, serverless cloud solution for browser automation, reducing operational overhead. Both offer API access for browser control, and Browserbase also includes additional web data APIs like Search and Fetch.
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Hyperbrowser↗
Hyperbrowser offers scalable cloud browser infrastructure with advanced anti-detection features and proxy rotation, purpose-built for AI agents and web automation.
Similar to Steel Browser in providing browser infrastructure for AI agents via API, Hyperbrowser emphasizes enterprise-grade anti-detection, multi-region architecture, and instant cold starts, which are features users of Steel Browser might need to manage themselves in a self-hosted setup.
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Cloudflare Browser Rendering↗
Cloudflare Browser Rendering leverages Cloudflare's global network to provide headless, programmable web browsers for AI agents with low cold-start times and REST API support.
While Steel Browser is open-source and can be self-hosted, Cloudflare Browser Rendering is a managed service that benefits from Cloudflare's global infrastructure for performance and scalability. It offers REST APIs for common actions and integrates with Playwright and Puppeteer, similar to how Steel Browser allows connections.
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IteraTools /browser/act↗
IteraTools offers a multi-tool API for AI agents, including server-side browser automation, with a pay-per-use model and no infrastructure management.
IteraTools provides a 'pay-per-use' model for its browser automation API, contrasting with Steel Browser's freemium model which includes specific monthly credit plans. It's part of a broader API suite, whereas Steel Browser is solely focused on the browser API and sandbox.
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Lightpanda↗
Lightpanda is an open-source headless browser built from scratch in Zig, optimized for performance and minimal memory footprint specifically for AI and automation.
Lightpanda offers a fundamental headless browser engine, providing a highly optimized, non-Chromium-based alternative that Steel Browser might use or abstract. While Steel Browser provides a 'batteries-included browser sandbox,' Lightpanda offers the core browser technology for those building highly customized and performant browser automation stacks for AI.
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Frequently Asked Questions
+What is steel-browser?
steel-browser is an Open-source browser API tool developed by Steel.dev that enables AI developers, Developers building agentic workflows, and Developers building AI applications to automate the web without worrying about infrastructure. It provides a managed browser sandbox for programmatic control over cloud-based browser instances.
+Is steel-browser free?
Yes, steel-browser offers a free Hobby plan. This plan includes 1 request per second and 500 daily requests. Paid plans are also available with increased limits, though specific pricing for these tiers is not publicly provided.
+What are the main features of steel-browser?
Key features of steel-browser include its open-source browser API for AI agents, a managed browser sandbox with anti-detection, persistent browser identities, mobile mode, agent logs, headful browser sessions with WebRTC streaming, and performance optimizations. It also provides a CLI and skill for agent-specific automation and supports screenshot/PDF generation.
+Who should use steel-browser?
steel-browser is designed for AI developers, developers building agentic workflows, and developers creating AI applications. Its primary use cases include large-scale web scraping, RAG pipelines, QA testing, and AI-assisted shopping and research, all requiring robust web automation.
+How does steel-browser compare to alternatives?
steel-browser differentiates itself as an open-source browser API for AI agents, offering a managed sandbox. Compared to Skyvern, it requires explicit browser commands. Unlike Browserbase and Cloudflare Browser Rendering, it emphasizes open-source and self-hosting options over fully managed cloud services. It differs from IteraTools with its freemium model and from Lightpanda by providing a 'batteries-included' solution rather than a core browser engine.