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Cloudflare Workers - Serverless at the Edge

Free

Serverless edge computing platform supporting JavaScript, Python, Rust, and Go across 300+ global data centers with sub-millisecond cold starts.

Cloudflarecloudflarecloudflare-workersserverlessedge-computing

Ratings and usage stats are not tracked here — see the vendor for current figures.

Key Features

0ms cold starts - truly global serverless
JavaScript, Python, Rust, Go support
30+ edge locations worldwide
Zero egress fees
100k free requests per day
KV, R2, D1, Queues built-in

Pros

+Instant cold starts vs Lambda's 100ms+
+No egress fees unlike AWS
+Integrated with Cloudflare's CDN
+Generous free tier
+V8 isolates = better isolation than containers

Cons

−CPU time limits (10ms free, 30s paid)
−No long-running processes
−Less ecosystem than AWS Lambda

Alternatives

AWS Lambda Vercel Functions Netlify Functions Fastly Compute

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