The Cloudflare Blog

We’re seeing AI fundamentally change how people work across every industry. Customer support agents can respond to ten times the tickets. Software engineers are reviewers of AI generated code instead

Media over QUIC (MoQ) is a new IETF standard that resolves this conflict, creating a single foundation for sub-second, interactive streaming at a global scale.

On August 21, 2025, an influx of traffic directed toward clients hosted in AWS us-east-1 caused severe congestion on links between Cloudflare and us-east-1. In this post, we explain the details.

Fogos.pt, a volunteer-run wildfire tracker in Portugal, grew from a side project into a critical national resource used by citizens, media, and government. During 2025 fire season it was hit by DDoS

AI face cropping for Images automatically crops around faces in an image. Here’s how we built this feature on Workers AI to scale for general availability.

Announcing the Browser Developer Program: Cloudflare’s new collaborative program to help shape Cloudflare challenges that work seamlessly with your browser. Join us today!

A new HTTP/2 denial-of-service (DoS) vulnerability called MadeYouReset was recently disclosed by security researchers. Cloudflare HTTP DDoS mitigation, already protects from MadeYouReset.

You asked for simplicity. We listened. Introducing Externa and Interna, two new use-case-driven packages to simplify how you connect and protect your entire infrastructure.

Workers KV is Cloudflare's global key-value store. After the incident on June 12, we re-architected KV’s redundant storage backend, remove single points of failure, and make substantial improvements.

OpenAI’s newest open-source models are now available on Cloudflare Workers AI on Day 0, with support for Responses API, Code Interpreter and Web Search (coming soon).

We significantly sped up our privacy proxy service by fixing a 40ms delay in "double-spend" checks.

Perplexity is repeatedly modifying their user agent and changing IPs and ASNs to hide their crawling activity, in direct conflict with explicit no-crawl preferences expressed by websites.

An upcoming vulnerability disclosure in Cloudflare’s SSL for SaaSv1 is detailed, explaining the steps we’ve taken towards deprecation.

The White House AI Action Plan is a pivotal policy document outlining the current administration's priorities and deliverables in AI to establish American AI as the gold standard for AI worldwide.

Build and deploy real-time, decentralized Authenticated Transfer Protocol (ATProto) apps on Cloudflare Workers.

Faced with a data-ingestion challenge at a massive scale, Cloudflare's Business Intelligence team built a new framework called Jetflow.

Microsoft disclosed two critical vulnerabilities, CVE-2025-53771 and CVE-2025-53770, that are exploited to attack SharePoint servers.

In Q2 2025, we observed Internet disruptions around the world resulting from government-directed shutdowns, power outages, cable damage, a cyberattack, and technical problems.

This is part two of a story about how we overcame the challenges of making a complex system more scalable.

We’ve partnered with marimo to bring their best-in-class Python notebook experience to your Cloudflare data.