Learn CLOUDFLARE-WORKERS with Real Code Examples

Serverless API backend for SaaS

Global edge middleware for websites

Real-time analytics and event processing

Serverless bots and automation

High-performance edge services for clients

Expanded language and WebAssembly support

Better observability and monitoring

More integrations with Cloudflare ecosystem

Enhanced durability and scaling features

Improved developer experience and tooling

Applications requiring long-running compute tasks

Heavy backend processing not suitable for edge

Workflows needing advanced orchestration

Stateful applications without KV/Durable Objects

Projects not leveraging edge distribution

Cloudflare Workers is a serverless edge computing platform.

Executes JavaScript, TypeScript, Rust, or WebAssembly near users.

Supports KV storage and Durable Objects for state management.

Automatic global scaling and low-latency responses.

Ideal for edge APIs, middleware, bots, and high-performance serverless apps.

Is Cloudflare Workers free?

Yes - free tier available with limits; paid tiers expand usage.

Does it support multiple languages?

Yes - JavaScript, TypeScript, Rust, WebAssembly modules.

Can Workers run globally?

Yes - deployed across Cloudflare’s edge network.

Do Workers scale automatically?

Yes - no servers to manage, scales with requests.

Can Workers maintain state?

Yes - via KV storage or Durable Objects.