Cloudflare Workers - Global Serverless Functions Platform

# Cloudflare > Cloudflare is a global cloud connectivity company operating in 335+ cities worldwide. It provides a unified platform spanning developer infrastructure (serverless compute, databases, AI inference, and storage), application security (WAF, DDoS mitigation, bot management, and API Shield), Zero Trust / SASE (Access, Gateway, Browser Isolation, DLP, and Email Security), and network services (CDN, DNS, load balancing, and Magic Transit). Cloudflare powers approximately 20% of Internet traffic and protects millions of websites, applications, APIs, and enterprise networks. This is the main Cloudflare website at cloudflare.com. For technical documentation, see developers.cloudflare.com. ## About Cloudflare Cloudflare launched in 2010 and went public in 2019 (NYSE: NET). It operates one of the world's largest and most interconnected networks, spanning 335+ cities and 125+ countries, with interconnections to 13,000+ networks. The network operates within 50 ms of 95% of the Internet-connected world. Cloudflare serves three primary audiences: - **Developers** building applications on its global compute, storage, and AI platform - **Security teams** protecting web applications, APIs, networks, and users from attacks and data loss - **Enterprise IT** replacing legacy VPN and network appliances with its Zero Trust / SASE platform (Cloudflare One) Key facts: - 335+ cities, 125+ countries - 500 Tbps total network capacity - Interconnected with 13,000+ networks - More than 220 cities running GPUs for AI inference worldwide - <50 ms from 95% of Internet-connected users - Processes ~8.4 trillion DNS queries/day across 1.1.1.1 and authoritative DNS - ~20% of web traffic flows through Cloudflare - 42% of the Fortune 500 are paying Cloudflare customers - Blocks an average of 234 billion cyber threats per day (Q1 2026) - Serves over 102 million HTTP requests per second on average, 145 million at peak - Named a Leader in Forrester Wave™ for Web Application Firewalls (

{ "openapi": "3.1.0", "info": { "title": "Cloudflare Public Site API", "version": "1.0.0", "description": "Discovery-oriented endpoints that expose machine-readable website context for AI agents." }, "servers": [ { "url": "https://www.cloudflare.com" } ], "paths": { "/llms.txt": { "get": { "summary": "Get concise site context for AI assistants", "responses": { "200": { "description": "Markdown content",