Best Proxy Servers for LangChain

Bright Data boasts the most advanced proxy server infrastructure globally, featuring over 400 million IPs each month from residential, data center, ISP, and mobile networks across 195 nations. Engineered for enterprise-level performance, it guarantees 99.99% network availability, supports unlimited simultaneous connections, and delivers rapid response times through QUIC protocol (HTTP/3). It offers features such as sticky and rotating sessions, as well as geo-targeting capabilities that extend down to city, ZIP code, carrier, and ASN level—all at no additional cost. It seamlessly integrates with programming languages like Python, Node.js, Java, and C#, along with various third-party applications. Additionally, it adheres to ISO 27001, SOC 2, SOC 3, GDPR, and CCPA regulations. With over 20,000 clients, including Fortune 500 companies, Bright Data also provides a complimentary Proxy Manager and round-the-clock customer support.

Oxylabs is a market leader in web intelligence, helping businesses worldwide turn public web data into actionable insights with enterprise-grade, ethical, and compliant solutions. Its proxy infrastructure spans one of the largest global networks, offering residential, ISP, mobile, datacenter, and dedicated datacenter proxies, along with Web Unblocker – an AI-driven tool that ensures seamless, block-free access to even the most protected sites. On the scraping side, Oxylabs provides a complete ecosystem. The Web Scraper API manages every stage of large-scale data extraction, from proxy management to parsing, while OxyCopilot, an AI-powered assistant, generates parsing requests from simple natural language prompts. For dynamic, bot-protected websites, the Headless Browser, a headless browser designed to mimic human behavior, ensures uninterrupted access. Oxylabs also pioneers AI-driven tools like AI Studio, which enables natural language scraping and crawling so anyone can extract data without writing code. Its ready-made datasets provide instant, structured information across industries such as e-commerce, real estate, travel, and more – accelerating data projects without custom scraping. With the largest proxy services in the market, Oxylabs offers 177M+ IPs across 195 countries and is trusted by 4,000+ clients worldwide, including Fortune 500 companies. Plus, their 24/7 customer service ensures businesses get support whenever it’s needed.

Apify provides the infrastructure developers need to build, deploy, and monetize web automation tools. The platform centers on Apify Store, a marketplace featuring 10,000+ community-built Actors. These are serverless programs that scrape websites, automate browser tasks, and power AI agents. Developers create Actors using JavaScript, Python, or Crawlee (Apify's open-source crawling library), then publish them to the Store. When other users run your Actor, you earn money. Apify manages the infrastructure, handles payments, and processes monthly payouts to thousands of active developers. Apify Store offers ready-to-use solutions for common use cases: extracting data from Amazon, Google Maps, and social platforms; monitoring prices; generating leads; and much more. Under the hood, Actors automatically manage proxy rotation, CAPTCHA solving, JavaScript-heavy pages, and headless browser orchestration. The platform scales on demand with 99.95% uptime and maintains SOC2, GDPR, and CCPA compliance. For workflow automation, Apify connects to Zapier, Make, n8n, and LangChain. The platform also offers an MCP server, enabling AI assistants like Claude to discover and invoke Actors programmatically.

Zyte is a comprehensive web data platform that enables businesses to collect, process, and utilize data from the internet at scale. Its core offering is a powerful Web Scraping API that handles complex challenges like website blocking, rendering dynamic content, and extracting structured data. The platform leverages AI-driven automation to improve accuracy, reduce costs, and speed up data collection processes. Zyte also offers managed data services, allowing businesses to outsource the setup and maintenance of data pipelines to experienced professionals. With over 15 years of expertise, Zyte provides reliable and scalable solutions trusted by data-driven organizations worldwide. The platform supports diverse data types, including eCommerce product data, news articles, social media insights, and real estate listings. Built-in compliance measures ensure that data extraction aligns with legal and ethical standards. Zyte’s tools are designed to accelerate data projects, enabling faster time-to-value for businesses. It also supports AI and machine learning applications by providing large, structured datasets. Overall, Zyte simplifies web data extraction while delivering powerful, scalable, and compliant solutions.