# Cloudflare Workers vs Vercel Functions

**Leader by Vioscale score:** Vercel Functions

| Attribute | Cloudflare Workers | Vercel Functions |
|---|---|---|
| **Vioscale score** | 69.6 (30% (low)) | 92.4 (49% (low)) |
| deployment.options | `{"cloud":true}` | `{"cloud":true}` |
| description.long | Cloudflare Workers are fast, elastic, and serverless functions that scale automatically from zero to millions of requests. | Serverless function execution platform with usage-based billing across multiple global regions and programming language runtimes. |
| features.capabilities | `{"hosting":"cloud","triggers":"HTTP endpoints, webhooks, scheduled tasks, background jobs","languages":"JavaScript, TypeScript, Python, Rust","cold_start":"none","cli_and_iac":true,"http_trigger":true,"durable_state":true,"scale_to_zero":true,"scheduled_cron":true,"edge_distributed":true,"runtime_substrate":"isolate"}` | `{"hosting":"cloud","triggers":"HTTP, Cron Jobs, WebSockets","languages":"Node.js, Bun, Python, Rust, Go, Ruby, Wasm","cli_and_iac":true,"http_trigger":true,"scale_to_zero":true,"scheduled_cron":true,"edge_distributed":true,"observability_builtin":true}` |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":true,"name":"Free","features":["100k requests/day","10ms CPU time per request","Durable Objects: 100k requests/day, 13k GB-s/day","Durable Objects SQL: 50M rows read/day, 100k written/day, 5GB stored","Containers: 25 GiB-hrs, 375 vCPU-min, 200 GB-hrs, 1TB egress (NA/EU)"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"cpu_time":"10ms/request","requests":"100k/day","containers_cpu":"375 vCPU-min","containers_disk":"200 GB-hrs","containers_memory":"25 GiB-hrs","containers_egress_na_eu":"1TB","durable_objects_duration":"13k GB-s/day","durable_objects_requests":"100k/day","durable_objects_sql_stored":"5GB","durable_objects_sql_rows_read":"50M/day"}},{"free":false,"name":"Pay-as-you-go","components":[{"per":{"qty":1000000,"unit":"requests"},"kind":"metered","amount":0.3,"currency":"USD"},{"per":{"qty":1000000,"unit":"CPU ms"},"kind":"metered","amount":0.02,"currency":"USD"},{"per":{"qty":1000000,"unit":"Durable Objects requests"},"kind":"metered","amount":0.15,"currency":"USD"},{"per":{"qty":1000000,"unit":"Durable Objects GB-seconds"},"kind":"metered","amount":12.5,"currency":"USD"}],"contactSales":false}],"summary":"Free tier with 100k requests/day. Pay-as-you-go at $0.30/million requests and $0.02/million CPU ms.","currency":"USD","freeTier":true,"sourceUrl":"https://workers.cloudflare.com/","retrievedAt":"2026-08-01T15:34:57.349Z","startingPrice":{"amount":0.02,"period":"month","currency":"USD"}}` | `{"type":"usage","plans":[{"free":true,"name":"Hobby","components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"active_cpu":"4 hours/month","invocations":"1 million/month","provisioned_memory":"360 GB-hrs/month"}},{"free":false,"name":"Pro","description":"Pay-per-use consumption beyond Hobby plan limits","contactSales":false}],"summary":"Free Hobby tier with monthly included usage; Pro tier with usage-based billing","currency":"USD","freeTier":true,"sourceUrl":"https://vercel.com/docs/functions","retrievedAt":"2026-08-01T15:44:05.076Z","billingPeriods":["month"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | commercial |
| pricing.price_level | low | low |
| pricing.starting_gbp | 0.02 | - |
| pricing.transparent | yes | yes |
| reliability.sla_pct | - | 99.99 |
| reliability.status_page | yes | yes |
| security.disclosure_policy | yes | yes |
| security.gdpr | - | yes |
| security.hipaa | - | yes |
| security.iso27001 | - | yes |
| security.pci | - | yes |
| security.soc2 | - | yes |

## Capabilities (Serverless & Edge Platforms)

| Capability | Cloudflare Workers | Vercel Functions |
|---|:--:|:--:|
| **Core** |  |  |
| Execution substrate | V8 isolate | - |
| Language / runtime breadth | JavaScript, TypeScript, Python, Rust | Node.js, Bun, Python, Rust, Go, Ruby, Wasm |
| **Reach** |  |  |
| Runs at global edge PoPs | ✓ | ✓ |
| **Scale** |  |  |
| Scale to zero | ✓ | ✓ |
| **Performance** |  |  |
| Cold-start profile | None (isolate) | - |
| **Limits** |  |  |
| Max execution duration | - | - |
| **Integration** |  |  |
| Event source breadth | HTTP endpoints, webhooks, scheduled tasks, background jobs | HTTP, Cron Jobs, WebSockets |
| HTTP endpoint trigger | ✓ | ✓ |
| Cron / scheduled invocations | ✓ | ✓ |
| **State** |  |  |
| Durable state / workflow primitive | ✓ | - |
| **Flexibility** |  |  |
| Bring-your-own runtime / container | - | - |
| **Deployment** |  |  |
| Hosting | Cloud only | Cloud only |
| **Ops** |  |  |
| Built-in logs / metrics / tracing | - | ✓ |
| **Extensibility** |  |  |
| CLI + IaC / framework support | ✓ | ✓ |

*Source: Vioscale. Generated 2026-08-07T00:05:33.403Z. "-" = undocumented, not absent.*