Stagehand
Browserbase's library for building reliable AI agents on top of Playwright with structured actions.
Stagehand is Browserbase's library for building reliable AI agents on top of Playwright with structured actions. Built on top of Playwright, inheriting its browser automation capabilities.
What it does well
- Built on top of Playwright, inheriting its browser automation capabilities.
- Provides structured actions including act, extract, observe, and agent methods for AI-driven browsing.
- Open source library developed and maintained by Browserbase.
- Supports multiple large language model providers including OpenAI, Anthropic, and Google models.
Where it falls short
- Requires users to bring their own API keys for large language model providers.
- Browser-based automation is inherently slower than direct API integrations.
Tagged
- Bring Your Own Key
- Supports Claude
- Supports GPT
- Supports Gemini
- CLI
- Agentic Mode
- Open Source
Compared with similar things
Picked by shared tags inside the AI Agents (non-coding).
- 01Freemium →LangGraph
LangChain's graph-based framework for building stateful multi-agent applications.
- 02Free →Aider
Open-source CLI coding agent that pair-programs in your terminal and commits to git automatically.
- 03Freemium →Skyvern
LLM-powered browser automation that handles forms, captchas, and multi-page flows reliably.
- 04Free →BabyAGI
Minimal task-driven autonomous agent in ~100 lines of Python — a foundational reference implementation.
- 05Free →AutoGen
Microsoft's framework for building agentic systems with conversable, customizable agent personas.
- 06Freemium →GitHub Copilot
GitHub's AI pair programmer with chat, inline completions, and agent mode across major IDEs.
Frequently asked questions
- What is Stagehand?
- Stagehand is Browserbase's library for building reliable AI agents on top of Playwright with structured actions.
- Is Stagehand free?
- Stagehand is free to use. There is no paid tier as of the last index update.
- What platforms does Stagehand support?
- Stagehand runs on mac, win, linux, cli.
- What category does Stagehand belong to?
- Stagehand is in the AI Agents (non-coding) category — Autonomous agents for research, customer support, sales, scheduling, and other non-coding tasks.
- What are the downsides of Stagehand?
- Requires users to bring their own API keys for large language model providers. Browser-based automation is inherently slower than direct API integrations.