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2,099 articles from Cloudflare.

Engineering — Add voice to your agent

Add voice to your agent

An experimental voice pipeline for the Agents SDK enables real-time voice interactions over WebSockets. Developers can now build agents with continuous STT and TTS in just ~30 lines of server-side code.

SKSunil, Korinne AlpersSunil, Korinne Alpers·April 15, 2026Engineering
AI & ML — Agents have their own computers with Sandboxes GA

Agents have their own computers with Sandboxes GA

Cloudflare Sandboxes give AI agents a persistent, isolated environment: a real computer with a shell, a filesystem, and background processes that starts on demand and picks up exactly where it left off.

KRKate Reznykova, Mike NomitchKate Reznykova, Mike Nomitch·April 13, 2026AI & ML
AI & ML — Building a CLI for all of Cloudflare

Building a CLI for all of Cloudflare

We’re introducing cf, a new unified CLI designed for consistency across the Cloudflare platform, alongside Local Explorer for debugging local data. These tools simplify how developers and AI agents interact with our nearly 3,000 API operations.

MTMatt Tk Taylor, Dimitri MitropoulosMatt Tk Taylor, Dimitri Mitropoulos·April 13, 2026AI & ML
Security — Dynamic, identity-aware, and secure Sandbox auth

Dynamic, identity-aware, and secure Sandbox auth

Outbound Workers for Sandboxes provide a programmable, zero-trust egress proxy for AI agents. This allows developers to inject credentials and enforce dynamic security policies without exposing sensitive tokens to untrusted code.

MNMike Nomitch, Gabi Villalonga SimonMike Nomitch, Gabi Villalonga Simon·April 13, 2026Security
Engineering — Welcome to Agents Week

Welcome to Agents Week

Cloudflare's mission has always been to help build a better Internet. Sometimes that means building for the Internet as it exists. Sometimes it means building for the Internet as it's about to become. This week, we're kicking off Agents Week, dedicated to what comes next.

RDRita, Dane KnechtRita, Dane Knecht·April 12, 2026Engineering
AI & ML — Why we're rethinking cache for the AI era

Why we're rethinking cache for the AI era

The explosion of AI-bot traffic, representing over 10 billion requests per week, has opened up new challenges and opportunities for cache design. We look at some of the ways AI bot traffic differs from humans, how this impacts CDN cache, and some early ideas for how Cloudflare is designing systems to improve both the AI and human experience.

AWAvani Wildani, SulemanAvani Wildani, Suleman·April 2, 2026AI & ML
SRE & Ops — A one-line Kubernetes fix that saved 600 hours a year

A one-line Kubernetes fix that saved 600 hours a year

When we investigated why our Atlantis instance took 30 minutes to restart, we discovered a bottleneck in how Kubernetes handles volume permissions. By adjusting the fsGroupChangePolicy, we reduced restart times to 30 seconds.

BSBraxton SchaferBraxton Schafer·March 26, 2026SRE & Ops
Performance — Sandboxing AI agents, 100x faster

Sandboxing AI agents, 100x faster

We’re introducing Dynamic Workers, which allow you to execute AI-generated code in secure, lightweight isolates. This approach is 100 times faster than traditional containers, enabling millisecond startup times for AI agent sandboxing.

KVKenton Varda, SunilKenton Varda, Sunil·March 24, 2026Performance
Frontend — Inside Gen 13- how we built our most powerful server yet

Inside Gen 13- how we built our most powerful server yet

Cloudflare's Gen 13 servers introduce AMD EPYC™ Turin 9965 processors and a transition to 100 GbE networking to meet growing traffic demands. In this technical deep dive, we explain the engineering rationale behind each major component selection.

SJSyona, JqSyona, Jq·March 23, 2026Frontend
Performance — Introducing Custom Regions for precision data control

Introducing Custom Regions for precision data control

We are expanding Regional Services with new pre-defined regions and the launch of Custom Regions. Customers can now define precise geographical boundaries for data processing, tailored to meet their compliance and performance needs.

ABAndrew Berglund, Erik EngstromAndrew Berglund, Erik Engstrom·March 18, 2026Performance
Security — AI Security for Apps is now generally available

AI Security for Apps is now generally available

Cloudflare AI Security for Apps is now generally available, providing a security layer to discover and protect AI-powered applications, regardless of the model or hosting provider. We are also making AI discovery free for all plans, to help teams find and secure shadow AI deployments.

LRLiam Reese, XmflsctLiam Reese, Xmflsct·March 11, 2026Security
Engineering — How Automatic Return Routing solves IP overlap

How Automatic Return Routing solves IP overlap

Automatic Return Routing (ARR) solves the common enterprise challenge of overlapping private IP addresses by using stateful flow tracking instead of traditional routing tables. This userspace-driven approach ensures return traffic reaches the correct origin tunnel without manual NAT or VRF configuration.

SWSteve Welham, Lauren JoplinSteve Welham, Lauren Joplin·March 5, 2026Engineering
Performance — A QUICker SASE client: re-building Proxy Mode

A QUICker SASE client: re-building Proxy Mode

By transitioning the Cloudflare One Client to use QUIC streams for Proxy Mode, we eliminated the overhead of user-space TCP stacks, resulting in a 2x increase in throughput and significant latency reduction for end users.

KUKoko Uko, Logan PraneisKoko Uko, Logan Praneis·March 5, 2026Performance
Databases — Always-on detections: eliminating the WAF “log versus block” trade-off

Always-on detections: eliminating the WAF “log versus block” trade-off

Cloudflare is introducing Attack Signature Detection and Full-Transaction Detection to provide continuous, high-fidelity security insights without the manual tuning of traditional WAFs. By correlating request payloads with server responses, we can now identify successful exploits and data exfiltration while minimizing false positives.

DDanieleDaniele·March 4, 2026Databases
Security — Introducing the 2026 Cloudflare Threat Report

Introducing the 2026 Cloudflare Threat Report

There has been a fundamental shift toward industrialized cyber threats, highlighted by a record 31.4 Tbps DDoS attack and sophisticated session token theft. Our new report examines how nation-states and criminal actors have moved beyond traditional exploits to "living off the XaaS" within legitimate enterprise logic.

CCloudforceCloudforce·March 3, 2026Security
Security — The truly programmable SASE platform

The truly programmable SASE platform

As the only SASE platform with a native developer stack, we’re giving you the tools to build custom, real-time security logic and integrations directly at the edge.

AAbeAbe·March 2, 2026Security
Networking — ASPA: making Internet routing more secure

ASPA: making Internet routing more secure

ASPA is the cryptographic upgrade for BGP that helps prevent route leaks by verifying the path network traffic takes. New features in Cloudflare Radar make tracking its adoption easy.

MBMingwei, BrytonMingwei, Bryton·February 27, 2026Networking