Layer 01 of 14 · 5 tools

Edge

Between your users and your backend.

My default

2 tools in this layer.

  • Anti-bot for every form: a CAPTCHA replacement most visitors never notice, free and unlimited. With a Worker and Resend, it's a contact form with no form service at all.

    Pricing: Free: unlimited challenges, up to 20 widgets per account, 10 hostnames per widget. Enterprise adds unlimited widgets and removes the branding.

  • The edge primitive. It sits between your users and your real backend, and it's very, very good at that.

    Pricing: $5 a month per account, including 10M requests and 30M CPU-ms. Then $0.30 per million requests and $0.02 per million CPU-ms. Billed on CPU time only: waiting is free. No egress charges.

Use when it fits

3 tools in this layer.

  • The framework I'd pick for content sites that need server rendering. Static by default, server-rendered where a page needs it, and owned by Cloudflare, so Workers is its home.

    Pricing: Free (MIT). You pay Workers pricing for the pages rendered on request; static pages are free on Cloudflare.

  • A tiny server with its own SQLite database, addressed by name. One referee for everyone connected to the same thing. Unbeatable for live, shared, short-lived state.

    Pricing: On Workers Paid: 1M requests included, then $0.15 per million. Duration: 400,000 GB-s included, then $12.50 per million GB-s (always billed at 128 MB, not billed while hibernating). Incoming WebSocket messages count 20:1; outgoing messages are free. Rows written: 50M included, then $1 per million. Storage: 5 GB included, then $0.20/GB-month.

  • Server-rendered Next.js without Vercel. The OpenNext adapter runs a normal Next.js build on Workers: SSR, ISR, server actions, middleware and image optimisation.

    Pricing: Workers pricing: Workers Paid is $5 a month with 10M requests and 30M CPU milliseconds included. ISR pages cache in R2.

Where they're used

The jobs that pick or avoid a tool from this layer.

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