Cloudflare — A serverless app hosting and edge network platform (Workers, Pages, R2, D1) running on 330+ global data centers with zero cold starts, free to start and $5/month minimum for paid usage.
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Best for: developers deploying globally distributed apps and APIs who want to avoid cold starts and egress fees
Pricing: Free tier covers 100,000 Workers requests/day and 500 Pages builds/month; Paid plan starts at $5/month for 10M requests and 30M CPU-ms, then $0.30/million requests and $0.02/million CPU-ms beyond that, with no egress fees.
- Cloudflare Workers' Free plan includes 100,000 requests/day at no cost.
- Cloudflare Workers Paid plan starts at $5/month minimum, including 10 million requests and 30 million CPU milliseconds/month.
- Cloudflare charges no egress or bandwidth fees on Workers or R2 storage.
- Cloudflare Pages' Free tier includes 500 builds/month and 1 concurrent build.
- Cloudflare holds a 4.7/5 rating from 524 reviews on Capterra.
Limitations: Adopting R2, D1, and KV creates lock-in to Cloudflare's proprietary APIs.; CPU-time-based billing is less familiar than flat compute hours, making cost estimation harder.; Standard Worker invocations are capped at 5 minutes, unsuitable for long-running background jobs.
Top alternatives: Vercel, AWS Lambda, Fly.io, Netlify, Deno Deploy — full list
What is Cloudflare?
Cloudflare Workers is a serverless application platform that runs code at the edge across Cloudflare's network of 330+ global data centers, using lightweight V8 isolates instead of containers or VMs — the mechanism behind its "zero cold starts" claim. Workers supports JavaScript, TypeScript, Python, Rust, and WebAssembly, and pairs with a set of first-party storage and data products: R2 (S3-compatible object storage with no egress fees), D1 (serverless SQL), KV (a global key-value store), and Hyperdrive (a connection pooler for existing databases). Cloudflare Pages, a separate but tightly integrated product, hosts static sites and full-stack frontends with git-based deploys and its own free build allowance. Both products are usage-based rather than tiered by named plans in the traditional sense: a generous Free tier (100,000 Worker requests/day, 500 Pages builds/month) covers small projects, and the Paid plan starts at a $5/month minimum that includes a much larger request and CPU-time allowance before per-unit overage charges apply. Cloudflare doesn't charge egress or bandwidth fees on either product, a deliberate contrast with AWS Lambda plus S3.
Cloudflare Workers is a serverless application platform that runs code across Cloudflare's network of 330+ global data centers using V8 isolates instead of containers, eliminating the cold-start delays common with container- or VM-based serverless platforms, and supports JavaScript, TypeScript, Python, Rust, and WebAssembly. The Free plan includes 100,000 requests/day and 10ms of CPU time per invocation at no cost; the Paid plan starts at a $5/month minimum and includes 10 million requests plus 30 million CPU milliseconds per month, then bills $0.30 per additional million requests and $0.02 per additional million CPU milliseconds, with no egress or bandwidth fees on either plan. Cloudflare Pages, the companion static-site and full-stack hosting product, is free with up to 500 builds/month and 1 concurrent build on the Free tier, scaling to 5,000 builds/month (Pro) and 20,000 builds/month (Business) with more concurrency; both Workers and Pages integrate with Cloudflare's own object storage (R2), SQL database (D1), key-value store (KV), and AI inference products. Cloudflare holds a 4.7/5 rating from 524 reviews on Capterra, with reviewers citing the platform's pricing model and vendor lock-in around its proprietary APIs (R2, D1, KV) as the recurring trade-off against portability to AWS or generic Node.js hosts.
Standout feature: V8 isolates instead of containers mean Workers functions start with no cold-start delay, and R2 object storage charges zero egress fees, a direct contrast with AWS S3's bandwidth costs.
Biggest weakness: Building on Workers means adopting Cloudflare's own APIs for storage and data (R2, D1, KV, Hyperdrive) rather than standard interfaces like S3 or Postgres, which creates real migration friction if a team later needs to move off Cloudflare.
Pros
- No cold starts: V8 isolates start faster than container- or VM-based serverless competitors.
- No egress or bandwidth fees on Workers or R2 storage, unlike AWS Lambda plus S3.
- Generous free tier (100,000 requests/day) is enough for many small production apps.
- Tightly integrated storage and data products (R2, D1, KV, Hyperdrive) reduce the need for separate vendors.
Cons
- Adopting R2, D1, and KV creates lock-in to Cloudflare's proprietary APIs rather than portable standards like S3 or SQL over a generic driver.
- CPU-time-based billing on Workers is a less familiar pricing model than flat compute hours, making cost estimation harder for teams new to it.
- Pages' exact paid-tier ($) pricing isn't shown as static text on Cloudflare's limits documentation, only build-count and concurrency limits.
- Standard Worker invocations are capped at 5 minutes, unsuitable for genuinely long-running background jobs.
Cloudflare pricing
Free tier · paid from $5/mo · verified from the vendor's pricing page
| Plan | Price | Notes |
|---|---|---|
| Free | Free | Workers: 100,000 requests/day, 10ms CPU time per invocation. Pages: 500 builds/month, 1 concurrent build, 100 custom domains/project, up to 20,000 files. |
| Paid (Workers) | $5/mo | $5/month minimum, includes 10 million requests and 30 million CPU milliseconds/month; $0.30 per additional million requests, $0.02 per additional million CPU milliseconds. No egress fees. |
| Pages Pro / Business | Custom | Pro: 5 concurrent builds, 5,000 builds/month, 250 custom domains. Business: 20 concurrent builds, 20,000 builds/month, 500 custom domains. Exact plan price not shown as static text on the limits page. |
| Enterprise | Custom | Custom pricing and volume discounts through Cloudflare's sales team. |
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