Cloudflare Developer Docs

Powerful primitives, seamlessly integrated

Deploy with one command

Build and deploy serverless functions and full-stack apps on Cloudflare's global network. No servers to manage. No cold starts or region complexity.

npm create cloudflare@latest my-app

Create your first Worker

Workers Containers Durable Objects Queues

The AI inference platform

Run AI inference globally with one API call, build agents, and search across your data — no GPUs to manage, no capacity planning.

npx wrangler ai models

Browse available models

Workers AI AI Gateway AI Search Agents Vectorize Browser Run

Make your database feel instant, everywhere

Serverless SQL, globally distributed key-value, and global database acceleration — query directly from Workers with no connection management.

npx wrangler d1 create my-database

Get started with D1

R2 Pipelines D1 KV Postgres & MySQL (Hyperdrive)

Build media pipelines without infrastructure headaches

Cloudflare Images helps teams build scalable, reliable media pipelines to store, optimize, and deliver images.

curl --request POST https://api.cloudflare.com/client/v4/accounts/$ACCOUNT_ID/images/v1

Get started with Images

Images Stream Realtime

Build with your favorite AI agent

Paste into any AI coding agent to install Cloudflare agent tooling:

Browse all agent setup guides

All agents

What's new

The latest features and improvements shipping across Cloudflare.

View Changelog

Jul 13, 2026

Agents

Agents can respond to MCP elicitation requests

Agents SDK MCP clients can now handle form and URL elicitation requests from connected servers.

Read update

Jul 13Cloudflare Fundamentals

Origin Content Signals for Markdown for Agents

Converted responses now preserve security and cache headers, and respect your origin's content-signal.

Jul 13R2

R2 Data Catalog now supports read-only API tokens

Connect query engines to R2 Data Catalog using read-only API tokens

Jul 13R2 Data Catalog

R2 Data Catalog compaction now optimizes manifest files

Compaction automatically rewrites and clusters Apache Iceberg manifest files to reduce metadata overhead and speed up query planning

Jul 10Data Loss Prevention

Source code detection improvements

Data Loss Prevention (DLP) source code detection now targets whole file uploads and downloads with improved accuracy and configurable confidence levels.

Jul 10Workers AI

Plain text output for Markdown Conversion

Choose between Markdown and plain text output when converting documents

Jul 09Workflows

Workflows now supports delay functions when retrying

Workflows step retries now support delay functions, so you can change the next retry delay based on the failed attempt and error.

Jul 09DNS

New DNS Firewall UX with more dashboard settings

A refreshed DNS Firewall page in the Cloudflare dashboard, bringing cluster settings that were previously API-only into the UI, a redesigned cluster table, and a new create and edit experience.

Security that scales

Everything you need to secure applications, APIs, and infrastructure.

Public websites & apps

WAF

Protect your applications without sacrificing performance

Identify and block malicious payloads before they can compromise your application.

Harden your app with WAF

SSL/TLS

Encrypt your site in minutes

Streamline TLS Certificate Management.

Set up SSL/TLS

Turnstile

Verify visitors without CAPTCHA

Confirm web visitors are real and block unwanted bots without slowing down web experiences for real users.

Add Turnstile protection

Corporate and home networks

Tunnel

Securely connect origins with post-quantum encrypted tunnels

Outbound-only encrypted tunnels, no open ports.

Create a secure Tunnel

Access

Secure internal applications with Cloudflare Access

Identity-first, quantum-safe access to private applications and infrastructure.

Set up Cloudflare Access

Gateway

Secure Internet browsing without disruptions

Cloud-native Secure Web Gateway (SWG) that inspects browser traffic without disruption.

Create Gateway policies

Faster web performance

Accelerate websites and applications with Cloudflare CDN caching, image optimization, smart routing, load balancing, and web analytics.

Explore Directory

DNS

Fast, reliable and resilient DNS queries

World's fastest authoritative DNS, consistently ranked #1 by DNSPerf; free, fully API-managed, DNSSEC supported.

Set up Authoritative DNS

Smart Shield

Minimize origin load and accelerate dynamic content

Intelligently manage traffic, optimize content delivery, and safeguard origin infrastructure.

Enable Smart Shield

CDN

Default caching for static assets, with cache rules for full control

Caches content in 330+ cities worldwide, with instant purging and granular Cache Rules.

Set up Cache Rules

Speed

Assess your site speed and apply recommended optimizations

Application delivery optimizations including minification, Brotli compression, Early Hints, and HTTP/3.

Improve your site speed

Images

Transform, optimize, and deliver images worldwide

Cloudflare Images handles format conversion, responsive sizing, and intelligent caching.

Optimize image delivery

Web Analytics

Understand the performance of your web pages

Cloudflare Web Analytics collects Core Web Vitals and performance data from 100% of page views without cookies or sampling.

Track real user metrics

Connect with Cloudflare

Find community, read the blog, and explore open source projects.

Community

Join the conversation

Share ideas, answers, and code with the Cloudflare community.

Discord X Forum

Open Source

View the source

Cloudflare contributes to the open-source ecosystem in a variety of ways, including:

GitHub Sponsors Style guide

Blog

Read the latest

Get the latest news on Cloudflare products, technologies, and culture.

blog.cloudflare.com