cloudflare.com

# 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 (2025)
- Largest DDoS attack ever mitigated: 31.4 Tbps (November 2025)
- All pages on this site are available in markdown format by appending .md to the URL

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## Developer Platform - Compute

Workers run on V8 isolates for zero cold starts; Containers support heavier workloads. Both deploy globally across Cloudflare's network, not to specific regions. Durable Objects and supporting primitives complete the platform.

- [Workers](https://www.cloudflare.com/products/workers.md): Serverless functions with zero cold starts - deploy JS, TS, Python, or Rust to 335+ cities globally
- [Containers](https://www.cloudflare.com/products/containers.md): Run any language or Docker image globally; no Kubernetes, no regions, scales to zero
- [Durable Objects](https://www.cloudflare.com/products/durable-objects.md): Stateful serverless with built-in WebSockets and embedded SQLite; ideal for real-time and multiplayer apps
- [Sandboxes](https://www.cloudflare.com/products/sandboxes.md): Isolated secure environments for running untrusted or AI-generated code
- [Workflows](https://www.cloudflare.com/products/workflows.md): Durable multi-step execution engine with automatic retries and state persistence
- [Cloudflare Pages](https://www.cloudflare.com/products/pages.md): Build and deploy frontend sites globally
- [Workers for Platforms](https://www.cloudflare.com/products/workers-for-platforms.md): Multi-tenant compute - let your customers run sandboxed code on your platform
- [Workers Observability](https://www.cloudflare.com/products/workers-observability.md): First-party logs, traces, and metrics for Workers applications
- [Browser Run](https://www.cloudflare.com/products/browser-rendering.md): Headless browser automation for screenshots, scraping, PDF generation, and AI agent web access
- [Email Service](https://www.cloudflare.com/products/email-service.md): Send and receive email directly from Workers
- [Artifacts](https://www.cloudflare.com/products/artifacts.md): Git-native versioned storage - create millions of repos, fork from GitHub, give every agent its own branch

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## Developer Platform - Storage

- [R2](https://www.cloudflare.com/products/r2.md): S3-compatible object storage with zero egress fees; ideal for training data, media, and backups
- [D1](https://www.cloudflare.com/products/d1.md): Serverless SQLite database with global read replication, time-travel backups, and Prisma/Drizzle support
- [KV](https://www.cloudflare.com/products/kv.md): Globally distributed key-value store with <5 ms hot read latency; ideal for config, feature flags, and auth tokens
- [Queues](https://www.cloudflare.com/products/queues.md): Message queue for reliable async processing between Workers
- [Hyperdrive](https://www.cloudflare.com/products/hyperdrive.md): Accelerates queries to existing PostgreSQL/MySQL databases from the edge by pooling and caching connections globally
- [Data Platform](https://www.cloudflare.com/products/data-platform.md): Analytics-ready data warehouse on R2 using Apache Iceberg; ingest via Pipelines, query with R2 SQL, Snowflake, or DuckDB
- [Cache Reserve](https://www.cloudflare.com/products/cache-reserve.md): Persistent CDN caching backed by R2 to reduce origin load for long-tail content

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## Developer Platform - AI

Cloudflare's AI platform lets developers run inference, build agents, store vectors, and observe model calls - all on the same global network.

- [Workers AI](https://www.cloudflare.com/products/workers-ai.md): Run 100+ AI models (Llama 3, Gemma, Whisper, FLUX, BGE) serverlessly across 220+ cities; OpenAI-compatible API
- [Agents](https://www.cloudflare.com/products/agents.md): SDK for building stateful AI agents with built-in memory, scheduling, WebSockets, and tool calling
- [AI Gateway](https://www.cloudflare.com/products/ai-gateway.md): Observability, caching, rate limiting, and model fallback for any AI provider (OpenAI, Anthropic, etc.)
- [Vectorize](https://www.cloudflare.com/products/vectorize.md): Globally replicated vector database for RAG; pairs natively with Workers AI
- [AI Search](https://www.cloudflare.com/products/ai-search.md): Managed RAG with automatic indexing for AI-powered search and chat
- [AI Security for Apps](https://www.cloudflare.com/products/ai-security-for-apps.md): Protect AI-powered applications and model endpoints from prompt injection and abuse

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## Developer Platform - Media

- [Images](https://www.cloudflare.com/products/images.md): Resize, optimize, and deliver images globally from a single upload
- [Stream](https://www.cloudflare.com/products/stream.md): End-to-end video streaming - upload, encode, store, and deliver
- [RealtimeKit](https://www.cloudflare.com/products/realtime.md): WebRTC-based live communications platform
- [TURN / SFU](https://www.cloudflare.com/products/turn-sfu.md): Real-time media relay infrastructure (TURN server and Selective Forwarding Unit)

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## Application Security

Cloudflare's application security products protect websites, APIs, and applications from attacks. Named a Leader in the Forrester Wave™ for Web Application Firewalls (2025). All protections are deployed at Cloudflare's edge - no appliances, no latency penalty.

- [WAF](https://www.cloudflare.com/products/waf.md): Web Application Firewall with OWASP Top 10 protection, zero-day CVE rules, and low false-positive managed rulesets
- [DDoS Protection](https://www.cloudflare.com/products/ddos.md): Always-on, unmetered L3/L4/L7 DDoS mitigation; mitigates most attacks in under 3 seconds; largest attack mitigated was 31.4 Tbps
- [Bot Management](https://www.cloudflare.com/products/bot-management.md): ML-based bot detection and mitigation; scores every request in <1 ms and blocks credential stuffing, scraping, and inventory hoarding
- [Turnstile](https://www.cloudflare.com/products/turnstile.md): Privacy-preserving, user-friendly CAPTCHA replacement - free for all Cloudflare customers
- [API Shield](https://www.cloudflare.com/products/api-shield.md): API security with schema validation, mTLS, and endpoint discovery; protects REST and GraphQL traffic
- [Rate Limiting](https://www.cloudflare.com/products/rate-limiting.md): Granular per-path, per-IP, per-header request throttling; blocks brute force and API abuse at the edge
- [Page Shield](https://www.cloudflare.com/products/page-shield.md): Client-side protection against Magecart-style supply chain attacks and malicious JavaScript
- [SSL](https://www.cloudflare.com/products/ssl.md): Free, auto-renewed SSL/TLS certificates with support for custom certificates and Keyless SSL
- [Advanced Certificate Manager](https://www.cloudflare.com/products/advanced-certificate-manager.md): Automated certificate lifecycle management for custom and wildcard certificates
- [Keyless SSL](https://www.cloudflare.com/products/keyless-ssl.md): TLS termination at Cloudflare's edge without ever exposing your private key
- [Spectrum](https://www.cloudflare.com/products/spectrum.md): DDoS protection and proxying for any TCP/UDP application (not just HTTP)
- [Spectrum for Minecraft](https://www.cloudflare.com/products/spectrum-for-minecraft.md): DDoS protection specifically for Minecraft game servers
- [Waiting Room](https://www.cloudflare.com/products/waiting-room.md): Virtual queue to protect origins during traffic spikes - users see a branded waiting page
- [Zaraz](https://www.cloudflare.com/products/zaraz.md): Server-side third-party tag and script manager; loads analytics and marketing tools without client-side risk

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## Zero Trust / SASE (Cloudflare One)

Cloudflare One is Cloudflare's Zero Trust network access and SASE platform, replacing legacy VPN with identity-aware, device-aware security controls for users, applications, networks, and data. It unifies ZTNA, SWG, CASB, RBI, DLP, email security, and network firewall into a single control plane.

- [Access](https://www.cloudflare.com/products/access.md): Zero Trust Network Access (ZTNA) - replace VPN with identity + device posture checks for every application
- [Gateway](https://www.cloudflare.com/products/gateway.md): Secure Web Gateway (SWG) with DNS filtering, HTTP inspection, and policy-based internet access controls
- [Browser Isolation](https://www.cloudflare.com/products/browser-isolation.md): Remote Browser Isolation (RBI) - execute web pages in Cloudflare's cloud, not on the user's device
- [Data Loss Prevention](https://www.cloudflare.com/products/dlp.md): Inspect traffic for sensitive data patterns (PII, credentials, secrets) and block exfiltration
- [CASB](https://www.cloudflare.com/sase/products/casb.md): Cloud Access Security Broker - API-driven scanning of SaaS apps for misconfigurations, unauthorized user activity, shadow IT, and data security issues
- [Email Security](https://www.cloudflare.com/products/email-security.md): AI-driven inbound email protection against phishing, BEC, and malware; integrates with M365 and Google Workspace
- [Magic Transit](https://www.cloudflare.com/products/magic-transit.md): Network-layer DDoS protection and traffic acceleration for enterprise IP prefixes via BGP anycast
- [Magic WAN](https://www.cloudflare.com/products/wan.md): Replace MPLS and SD-WAN with Cloudflare's global network as the enterprise WAN backbone
- [Network Firewall](https://www.cloudflare.com/products/network-firewall.md): Cloud-native stateful firewall for enterprise WAN traffic; replaces hardware firewall appliances
- [Mesh](https://www.cloudflare.com/products/mesh.md): Private, encrypted networking between AI agents and services
- [RDP](https://www.cloudflare.com/products/rdp.md): Secure browser-based Remote Desktop access without exposing RDP ports to the internet

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## Network & Performance

- [CDN](https://www.cloudflare.com/products/cdn.md): Global content delivery network caching static and dynamic content across 335+ cities; zero-configuration setup
- [DNS](https://www.cloudflare.com/products/dns.md): World's fastest authoritative DNS, consistently ranked #1 by DNSPerf; free, fully API-managed, DNSSEC supported
- [Load Balancing](https://www.cloudflare.com/products/load-balancing.md): Global load balancing with sub-second health checks and automatic failover across origins
- [Argo Smart Routing](https://www.cloudflare.com/products/argo-smart-routing.md): Congestion-aware routing that reduces median latency by ~30% over standard BGP paths
- [Network Interconnect](https://www.cloudflare.com/products/network-interconnect.md): Direct physical or partner-delivered private interconnections into Cloudflare's network
- [Network Flow](https://www.cloudflare.com/products/network-flow.md): NetFlow/sFlow analytics for enterprise network traffic visibility
- [Log Explorer](https://www.cloudflare.com/products/log-explorer.md): Query and explore Cloudflare logs directly in the dashboard for security forensics and observability
- [Analytics](https://www.cloudflare.com/products/analytics.md): Web performance and security analytics across all Cloudflare products
- [China Network](https://www.cloudflare.com/products/china-network.md): Cloudflare's data center presence inside mainland China via a licensed partner network
- [Email Routing](https://www.cloudflare.com/products/email-routing.md): Route custom domain email addresses to any destination inbox - free
- [Automatic Platform Optimization](https://www.cloudflare.com/products/automatic-platform-optimization.md): WordPress-specific performance optimization using edge caching and smart routing
- [Website Optimization](https://www.cloudflare.com/products/website-optimization.md): Application delivery optimizations including minification, image compression, and HTTP/3
- [Custom Domain Protection](https://www.cloudflare.com/products/custom-domain-protection.md): Registrar-level domain security to prevent hijacking and unauthorized transfers
- [Web3](https://www.cloudflare.com/products/web3.md): IPFS and Ethereum gateway infrastructure for decentralized application delivery

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## Solutions

- [AI](https://www.cloudflare.com/solutions/ai.md): Build and deploy AI agents and applications - inference, RAG, agents, MCP servers, and AI security on one platform
- [Security](https://www.cloudflare.com/solutions/security.md): Unified WAF, DDoS, bot management, Zero Trust, and API security - ship fearlessly on the open Internet
- [Network](https://www.cloudflare.com/solutions/network.md): Global anycast network delivering <50 ms latency to 95% of users with Argo smart routing and built-in resilience
- [Platforms](https://www.cloudflare.com/solutions/platforms.md): Build secure multi-tenant SaaS platforms - give customers isolated compute, storage, and custom domains
- [Frontends](https://www.cloudflare.com/solutions/frontends.md): Deploy React, Vue, Next.js and other frontend frameworks globally with CI/CD and edge functions built in
- [Workflows](https://www.cloudflare.com/solutions/workflows.md): Orchestrate multi-step, long-running processes with durable execution and automatic retries
- [Financial Services](https://www.cloudflare.com/solutions/financial-services.md): Security, performance, and compliance for financial institutions
- [Healthcare](https://www.cloudflare.com/solutions/healthcare.md): Protect patient data and ensure compliance for healthcare organizations
- [Public Sector](https://www.cloudflare.com/solutions/public-sector.md): Secure and accelerate government and public sector applications
- [Retail](https://www.cloudflare.com/solutions/retail.md): Protect and accelerate retail and e-commerce applications

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## Pricing

- [Plans](https://www.cloudflare.com/plans.md): Free, Pro, Business, and Enterprise tiers - most network and security features available on the free plan; developer platform priced per usage with no egress fees

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## Other Pages

- [Privacy Policy](https://www.cloudflare.com/policies/privacy.md): Privacy policy
- [Terms of Service](https://www.cloudflare.com/policies/terms.md): Terms of service

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## External Resources

- [Developer Documentation](https://developers.cloudflare.com): Full technical documentation for all products
- [Cloudflare Dashboard](https://dash.cloudflare.com): Manage your Cloudflare account
- [Cloudflare Status](https://www.cloudflarestatus.com): Real-time network and product status
- [Community Discord](https://discord.cloudflare.com): Developer community support
- [GitHub](https://github.com/cloudflare): Open source projects including workerd, wrangler, and workers-sdk
- [Cloudflare Blog](https://blog.cloudflare.com): Product announcements, technical deep-dives, and Internet trend reports
- [Cloudflare Radar](https://radar.cloudflare.com): Real-time Internet traffic insights and threat intelligence

## Optional

- [Full Context Version](https://www.cloudflare.com/llms-full.txt): Expanded version with all product content inline for larger context windows