Workers

Three new properties are now available on request.cf in Workers that expose Layer 4 transport telemetry from the client connection. These properties let your Worker make decisions based on real-time connection quality signals — such as round-trip time and data…

The new secrets configuration property lets you declare the secret names your Worker requires in your Wrangler configuration file. Required secrets are validated during local development and deploy, and used as the source of truth for type generation. wrangler.jsonc {…

Cloudflare has deprecated the Workers Quick Editor dev tools inspector and replaced it with a lightweight log viewer. This aligns our logging with wrangler tail and gives us the opportunity to focus our efforts on bringing benefits from the work…

You can now deploy any existing project to Cloudflare Workers — even without a Wrangler configuration file — and wrangler deploy will just work. Starting with Wrangler 4.68.0, running wrangler deploy automatically configures your project by detecting your framework, installing…

Workers Observability now includes a query language that lets you write structured queries directly in the search bar to filter your logs and traces. The search bar doubles as a free text search box — type any term to search…

Pywrangler, the CLI tool for managing Python Workers and packages, now supports Windows, allowing you to develop and deploy Python Workers from Windows environments. Previously, Pywrangler was only available on macOS and Linux. You can install and use Pywrangler on…