ai-agent-book 精选快照（<2MB 代码与文档，来自 github.com/bojieli/ai-agent-book）

2026-08-20 13:12:50 +00:00
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+---
+title: "Human Quickstart"
+description: ""
+icon: "rocket"
+---
+
+
+## 1. Fast setup
+
+<Tabs>
+<Tab title="uv">
+```bash create environment 
+uv venv --python 3.12
+```
+</Tab>
+<Tab title="pip">
+```bash create environment with python >= 3.11 
+python3.12 -m venv .venv
+```
+</Tab>
+</Tabs>
+
+<Tabs>
+<Tab title="Mac/Linux">
+```bash activate environment
+source .venv/bin/activate
+```
+</Tab>
+<Tab title="Windows">
+```bash activate environment
+.venv\Scripts\activate
+```
+</Tab>
+</Tabs>
+
+<Tabs>
+<Tab title="uv">
+```bash install browser-use & chromium
+uv pip install browser-use
+uvx playwright install chromium --with-deps 
+```
+</Tab>
+<Tab title="pip">
+```bash install browser-use & chromium
+pip install browser-use
+pip install playwright && playwright install chromium --with-deps
+```
+</Tab>
+</Tabs>
+
+## 2. Choose your favorite LLM
+Create a `.env` file and add your API key. Don't have one? Start with a [free Gemini key](https://aistudio.google.com/app/u/1/apikey?pli=1).
+
+<Tabs>
+<Tab title="Mac/Linux">
+```bash create .env file
+touch .env
+```
+</Tab>
+<Tab title="Windows">
+```cmd create .env file
+echo. > .env
+```
+</Tab>
+</Tabs>
+
+<Tabs>
+<Tab title="Google">
+```bash add your key to .env file
+GEMINI_API_KEY=
+```
+</Tab>
+<Tab title="OpenAI">
+```bash add your key to .env file
+OPENAI_API_KEY=
+```
+</Tab>
+<Tab title="Anthropic">
+```bash add your key to .env file
+ANTHROPIC_API_KEY=
+```
+</Tab>
+</Tabs>
+
+See [Supported Models](/customize/supported-models) for more.
+
+## 3. Run your first agent
+
+<Tabs>
+<Tab title="Google">
+```python agent.py
+from browser_use import Agent, ChatGoogle
+from dotenv import load_dotenv
+import asyncio
+
+load_dotenv()
+
+async def main():
+    llm = ChatGoogle(model="gemini-2.5-flash")
+    task = "Find the number 1 post on Show HN"
+    agent = Agent(task=task, llm=llm)
+    await agent.run()
+
+if __name__ == "__main__":
+    asyncio.run(main())
+```
+</Tab>
+<Tab title="OpenAI">
+```python agent.py
+from browser_use import Agent, ChatOpenAI
+from dotenv import load_dotenv
+import asyncio
+
+load_dotenv()
+
+async def main():
+    llm = ChatOpenAI(model="gpt-4.1-mini")
+    task = "Find the number 1 post on Show HN"
+    agent = Agent(task=task, llm=llm)
+    await agent.run()
+
+if __name__ == "__main__":
+    asyncio.run(main())
+```
+</Tab>
+<Tab title="Anthropic">
+```python agent.py
+from browser_use import Agent, ChatAnthropic
+from dotenv import load_dotenv
+import asyncio
+
+load_dotenv()
+
+async def main():
+    llm = ChatAnthropic(model='claude-sonnet-4-0', temperature=0.0)
+    task = "Find the number 1 post on Show HN"
+    agent = Agent(task=task, llm=llm)
+    await agent.run()
+
+if __name__ == "__main__":
+    asyncio.run(main())
+```
+</Tab>
+</Tabs>