Use Browserless with Langchain Python

Ai-apps

Browserless is a platform that allows developers to programmatically access and control web browsers for tasks like web scraping, automated testing, and other web automation needs. It abstracts away the complexities of managing actual web browsers, making it easier to scale and integrate browser-based workflows.

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🔗 Connect and Use Browserless

1. 🔑 Connect your Browserless acco

2. ✅ Select an action

3. 🚀 Go live with the agent

What do you want to do?

Open Index

API actions for Browserless for AI assitants/agents

Language

PYTHON

Framework

Take Screenshot

Capture a screenshot of a specified webpage.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.TAKE_SCREENSHOT])

Generate PDF

Convert a webpage to a PDF document.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.GENERATE_PDF])

Execute JavaScript

Run custom JavaScript code on a webpage.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.EXECUTE_JAVASCRIPT])

Scrape Content

Extract specific content from a webpage using selectors.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.SCRAPE_CONTENT])

Navigate To URL

Load a specified URL in the headless browser.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.NAVIGATE_TO_URL])

Fill Form

Automatically fill out form fields on a webpage.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.FILL_FORM])

Click Element

Simulate a click on a specified element on the webpage.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.CLICK_ELEMENT])

Wait For Element

Pause execution until a specific element appears on the page.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.WAIT_FOR_ELEMENT])

Set Viewport

Change the viewport size of the browser.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.SET_VIEWPORT])

Get Page HTML

Retrieve the full HTML content of the current page.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.GET_PAGE_HTML])

Set Cookie

Add or modify a cookie for the current browsing session.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.SET_COOKIE])

Clear Cookies

Remove all cookies from the current browsing session.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.CLEAR_COOKIES])

Block Resource

Prevent specific resources from loading on webpages.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.BLOCK_RESOURCE])

Emulate Device

Simulate a specific device's characteristics for testing.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.EMULATE_DEVICE])

Get Page Metrics

Collect performance metrics for the loaded webpage.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.GET_PAGE_METRICS])

Execute Function

Run a predefined function in the browser context.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.EXECUTE_FUNCTION])

Scroll Page

Programmatically scroll the webpage to a specific position.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.SCROLL_PAGE])

Get Element Attribute

Retrieve the value of a specified attribute for an element.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.GET_ELEMENT_ATTRIBUTE])

Set HTTP Headers

Configure custom HTTP headers for requests.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.SET_HTTP_HEADERS])

Intercept Network Request

Modify or block specific network requests.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.INTERCEPT_NETWORK_REQUEST])

Page Load Complete

Fires when a webpage has finished loading.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.PAGE_LOAD_COMPLETE])

Element Appears

Activates when a specific element becomes visible on the page.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.ELEMENT_APPEARS])

Console Error

Triggers when a console error occurs in the browser.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.CONSOLE_ERROR])

Network Request

Fires when a specific network request is made.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.NETWORK_REQUEST])

JavaScript Error

Activates when a JavaScript error occurs on the page.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.JAVASCRIPT_ERROR])

Resource Load Failed

Triggers when a resource fails to load on the page.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.RESOURCE_LOAD_FAILED])

URL Change

Fires when the URL of the page changes.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.URL_CHANGE])

DOM Mutation

Activates when the DOM structure of the page is modified.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.DOM_MUTATION])

Page Crash

Triggers if the browser page crashes during execution.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.PAGE_CRASH])

Performance Threshold Exceeded

Fires when page performance metrics exceed defined thresholds.

from composio_langchain import ComposioToolSet, Action tool_set = ComposioToolSet() tools = tool_set.get_tools(actions=[Action.PERFORMANCE_THRESHOLD_EXCEEDED])

Frequently asked questions

What is Composio.dev?

Composio.dev is a cutting-edge framework for building AI applications, designed to make the process of developing AI solutions super easy and fun! It's a collection of powerful tools and libraries that simplify the process of creating AI applications, allowing you to focus on the creative aspects of your project without getting bogged down by the technical details.

How does Composio.dev support Browserless?

Composio.dev seamlessly integrates with Browserless, making it a breeze to leverage its capabilities within the Composio.dev platform. You can use Browserless to call functions on various platforms like Google, GitHub, and others, allowing you to incorporate different services into your AI applications with ease. It also supports user login via OAuth2 and can work with other popular frameworks such as LangChain and CrewAI, giving you the flexibility to build truly innovative AI solutions.

What models can I use with Browserless and langchain_python?

When using Browserless and langchain_python, you have access to a wide range of state-of-the-art language models, including GPT-4o (OpenAI), GPT-3.5 (OpenAI), GPT-4 (OpenAI), Claude (Anthropic), PaLM (Google), LLaMA and LLaMA 2 (Meta), Gemini, and many others. This flexibility allows you to choose the model that best suits your specific use case, whether you're building a chatbot, a content creation tool, or any other AI-powered application. You can experiment with different models and find the one that delivers the best performance for your project.

How can I integrate Browserless with langchain_python?

Integrating Browserless with langchain_python is super easy with Composio.dev! You can use the Composio.dev API to call functions from both Browserless and langchain_python, allowing you to tap into their capabilities with just a few lines of code. The SDK is available in Python, JavaScript, and TypeScript, so you can work with the language you're most comfortable with and integrate these powerful tools into your projects seamlessly.

What is the pricing for Browserless and langchain_python?

Both Browserless and langchain_python are completely free to use, with a generous free tier that allows up to 1000 requests per month. This makes them accessible for developers and organizations of all sizes, whether you're a student working on a personal project or a startup building the next big thing. You can get started with these powerful tools without worrying about breaking the bank.

What kind of authentication is supported for Browserless and langchain_python?

Browserless and langchain_python support OAuth2 authentication, ensuring secure and authorized access to their functionalities. You can use the Composio.dev API to handle authentication and call functions from both Browserless and langchain_python seamlessly. The SDK is available in Python, JavaScript, and TypeScript for your convenience, making it easy to integrate authentication into your projects and keep your users' data safe and secure.

Can I add Browserless to my project?

Absolutely! You can easily incorporate Browserless into your project by utilizing the Composio.dev API. This API allows you to call functions from both Browserless and langchain_python, enabling you to leverage their capabilities within your application. The SDK is available in Python, JavaScript, and TypeScript to facilitate integration, so you can work with the language you're most comfortable with and add these powerful tools to your project with ease.

What is the accuracy of Browserless and langchain_python?

Browserless and langchain_python are designed to provide highly accurate and reliable results, ensuring that your AI applications perform at their best. The integration with Composio.dev ensures precise function calls, enabling you to build robust and powerful AI applications with confidence. The comprehensive framework and the ability to leverage state-of-the-art models ensure reliable and accurate outcomes for your AI development needs, whether you're working on a chatbot, a content creation tool, or any other AI-powered project.

What are some common use cases for Browserless and langchain_python?

Browserless and langchain_python can be used for a wide range of AI applications, making them versatile tools for developers and creators alike. Some common use cases include natural language processing, text generation, question answering, sentiment analysis, and more. They're particularly useful for building chatbots, virtual assistants, content creation tools, and other AI-powered applications that can help you automate tasks, engage with users, and create compelling content. Whether you're working on a personal project or building a product for your startup, these tools can help you bring your ideas to life.

How does Browserless handle data privacy and security?

Data privacy and security are crucial considerations when working with AI systems, and Browserless takes these issues seriously. It follows industry best practices and adheres to strict data protection regulations, ensuring that your data is kept safe and secure. Browserless provides robust security measures, such as encryption and access controls, to ensure the confidentiality and integrity of your data. You can rest assured that your sensitive information is protected when using Browserless for your AI development needs.

Can I customize Browserless and langchain_python for my specific needs?

Absolutely! Browserless and langchain_python are highly customizable and extensible, allowing you to tailor their functionality, models, and configurations to meet your specific requirements. Whether you're building a chatbot, a content creation tool, or any other AI-powered application, you can customize these tools to fit your unique needs. Additionally, Composio.dev provides a flexible platform for integrating and orchestrating various AI tools and services, enabling you to create custom AI solutions that are tailored to your project.

What kind of support and documentation is available for Browserless and langchain_python?

Browserless and langchain_python have comprehensive documentation and a supportive community, making it easy for you to get started and find answers to your questions. Composio.dev also provides extensive resources, including tutorials, guides, and a dedicated support team to assist you throughout your AI development journey. Whether you're a beginner or an experienced developer, you'll have access to the resources you need to make the most of these powerful tools.