# AWS Lambda vs Cloudflare Workers

**Leader by vioscaleAI score:** AWS Lambda

| Attribute | AWS Lambda | Cloudflare Workers |
|---|---|---|
| **vioscaleAI score** | 76.4 (72% (medium)) | 63.1 (14% (low)) |
| content.faq | `[{"answer":"A serverless computing platform that runs code in response to events on fully managed infrastructure, automatically handling scaling and charging only for actual execution time. It is indexed under Serverless & Edge Platforms.","source":"https://aws.amazon.com/bedrock/pricing/?nc2=h_pr_br","question":"What is AWS Lambda?","confidence":0.6},{"answer":"AWS Lambda offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://aws.amazon.com/ec2/pricing/?nc2=h_pr_ec2","question":"Is AWS Lambda free?","confidence":0.6},{"answer":"AWS Lambda supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://aws.amazon.com/ec2/pricing/?nc2=h_pr_ec2","question":"What platforms does AWS Lambda support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for AWS Lambda, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://aws.amazon.com/bedrock/pricing/?nc2=h_pr_br","question":"Can AWS Lambda be self-hosted?","confidence":0.6},{"answer":"We have confirmed 13 integrations for AWS Lambda, including AWS S3, AWS DynamoDB, AWS Kinesis, AWS SQS, AWS EventBridge, Amazon MSK, AWS CloudWatch and AWS X-Ray, plus 5 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://aws.amazon.com/bedrock/pricing/?nc2=h_pr_br","question":"What does AWS Lambda integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2, ISO 27001, HIPAA and GDPR for AWS Lambda. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as AWS Lambda not holding them. Always confirm compliance directly before you rely on it.","source":"https://aws.amazon.com/trust-center/?nc1=f_cc","question":"What security certifications does AWS Lambda have?","confidence":0.7},{"answer":"AWS Lambda is available worldwide. Its primary market is the United States.","source":"https://aws.amazon.com/bedrock/pricing/?nc2=h_pr_br","question":"Where is AWS Lambda available?","confidence":0.5}]` | `[{"answer":"Cloudflare Workers is a server runtime that allows you to run JavaScript and WebAssembly code in response to HTTP requests, either through Cloudflare's cloud platform or by self-hosting the runtime. It is indexed under Serverless & Edge Platforms.","source":"https://workers.cloudflare.com/","question":"What is Cloudflare Workers?","confidence":0.6},{"answer":"Cloudflare Workers offers a free tier, so you can start without paying. Paid plans start at $20 per year. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://www.cloudflare.com/plans","question":"Is Cloudflare Workers free?","confidence":0.6},{"answer":"Cloudflare Workers supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.cloudflare.com/plans","question":"What platforms does Cloudflare Workers support?","confidence":0.6},{"answer":"Yes. Cloudflare Workers can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://workers.cloudflare.com/","question":"Can Cloudflare Workers be self-hosted?","confidence":0.6},{"answer":"We have independently confirmed SOC 2, ISO 27001 and GDPR for Cloudflare Workers. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Cloudflare Workers not holding them. Always confirm compliance directly before you rely on it.","source":"https://workers.cloudflare.com/trust-hub/","question":"What security certifications does Cloudflare Workers have?","confidence":0.7},{"answer":"Cloudflare Workers is available worldwide. The vendor is headquartered in the United States.","source":"https://www.cloudflare.com/plans","question":"Where is Cloudflare Workers available?","confidence":0.75}]` |
| deployment.options | `{"cloud":true}` | `{"self_hosted":true}` |
| description.long | AWS service providing serverless infrastructure for AI agents and language models, with integrated knowledge base capabilities for retrieval-augmented generation, automated data processing, and model fine-tuning. | A server runtime environment based on Cloudflare Workers' underlying code, designed for self-hosting applications built with JavaScript and WebAssembly. It provides web-platform standard APIs and functions as a programmable HTTP proxy. |
| features.capabilities | `{"hosting":"cloud","triggers":"220+ AWS services including S3, DynamoDB, Kinesis, SQS, API calls, event streams","languages":"Python, Node.js, Java, C#, Go, Ruby, custom runtimes","cold_start":"provisioned","cli_and_iac":true,"http_trigger":true,"durable_state":true,"scale_to_zero":true,"custom_runtime":true,"runtime_substrate":"microvm","observability_builtin":true}` | `{"hosting":"cloud","triggers":"HTTP requests, cron schedules, webhooks, message queues","languages":"JavaScript, TypeScript, Python, Rust","cold_start":"none","cli_and_iac":true,"http_trigger":true,"durable_state":true,"scale_to_zero":true,"custom_runtime":true,"scheduled_cron":true,"edge_distributed":true,"runtime_substrate":"isolate"}` |
| integrations.count | 220 | - |
| integrations.list | `[{"name":"AWS S3"},{"name":"AWS DynamoDB"},{"name":"AWS Kinesis"},{"name":"AWS SQS"},{"name":"AWS EventBridge"},{"name":"Amazon MSK"},{"name":"AWS CloudWatch"},{"name":"AWS X-Ray"},{"name":"Amazon S3"},{"name":"Amazon DynamoDB"},{"name":"Amazon Kinesis"},{"name":"Apache Kafka"},{"name":"Amazon SQS"},{"name":"Amazon DynamoDB Streams"},{"name":"S3","native":true,"direction":"inbound"},{"name":"SharePoint","native":true,"direction":"inbound"},{"name":"Confluence","native":true,"direction":"inbound"}]` | - |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":["DE"],"notAvailableCountries":[]}` | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true,"mac":true,"linux":true,"windows":true}` |
| pricing | `{"type":"usage","plans":[{"free":false,"name":"Standard","components":[{"per":{"qty":1000,"unit":"API calls"},"kind":"metered","amount":1,"currency":"USD"}],"contactSales":false},{"free":false,"name":"Flex","contactSales":false},{"free":false,"name":"Priority","contactSales":false},{"free":false,"name":"Reserved","contactSales":false}],"addOns":[{"name":"Fine-tuning","components":[{"per":{"qty":1,"unit":"image"},"kind":"metered","amount":0.005,"currency":"USD"}]},{"name":"Knowledge Base per-page processing","components":[{"per":{"qty":1,"unit":"page"},"kind":"metered","amount":0.01,"currency":"USD"}]}],"summary":"Usage-based pricing per token and per API call; fine-tuning $0.005/image; knowledge base $0.010/page","currency":"USD","sourceUrl":"https://aws.amazon.com/bedrock/pricing/?nc2=h_pr_br","retrievedAt":"2026-09-23T13:33:51.088Z","startingPrice":{"unit":"API calls","amount":1,"currency":"USD"}}` | `{"type":"hybrid","plans":[{"free":true,"name":"Free","summary":"Free tier for hobby projects","features":["DNS","DDoS Protection","CDN","Universal SSL","WAF","Free Managed Ruleset","SSO Support","Role-based Account Control"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"For personal or hobby projects","contactSales":false,"includedLimits":{"containers_cpu":"375 vCPU-min","containers_disk":"200 GB-hrs","workers_cpu_time":"10ms/request","workers_requests":"100k/day","browser_rendering":"10 min/day","containers_memory":"25 GiB-hrs","workflows_storage":"1 GB","browser_concurrent":"3 browsers","workflows_cpu_time":"10ms/invocation","workflows_requests":"100k/day","containers_egress_na_eu":"1 TB","durable_objects_duration":"13k GB-s/day","durable_objects_requests":"100k/day","durable_objects_kv_storage":"1 GB","durable_objects_sql_storage":"5 GB","durable_objects_sql_rows_read":"50M/day","durable_objects_sql_rows_written":"100k/day"}},{"free":false,"name":"Pro","summary":"$20/mo billed annually or $25/mo billed monthly","features":["Fast DNS","Unmetered DDoS Protection","CDN","Universal SSL Certificate","Free Managed Ruleset","Web Application Firewall","Lossless Image Optimization","Accelerated Mobile Pages","100% Uptime SLA","1x Uptime Service Credits","Single-Sign-On Support","Role-based Account Control"],"commitment":"monthly","components":[{"kind":"fixed","amount":25,"period":"month","currency":"USD"},{"kind":"fixed","amount":20,"period":"year","currency":"USD"}],"description":"For professional websites","contactSales":false},{"free":false,"name":"Business","summary":"$200/mo billed annually or $250/mo billed monthly","features":["Fast DNS","Unmetered DDoS Protection","CDN","Universal SSL Certificate","Free Managed Ruleset","Web Application Firewall","Lossless Image Optimization","Accelerated Mobile Pages","PCI DSS 4.0 Compliance","10x or 25x Uptime Service Credits","Single-Sign-On Support","Role-based Account Control","Network Prioritization"],"commitment":"monthly","components":[{"kind":"fixed","amount":250,"period":"month","currency":"USD"},{"kind":"fixed","amount":200,"period":"year","currency":"USD"}],"description":"For small businesses operating online","contactSales":false},{"free":false,"name":"Contract","summary":"Custom pricing, billed annually","commitment":"annual","description":"For mission-critical applications","contactSales":true}],"addOns":[{"name":"Workers (metered)","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"}]},{"name":"Containers (metered)","components":[{"per":{"qty":1,"unit":"GiB-second"},"kind":"metered","amount":0.0000025,"currency":"USD"},{"per":{"qty":1,"unit":"vCPU-second"},"kind":"metered","amount":0.00002,"currency":"USD"},{"per":{"qty":1,"unit":"GB-second"},"kind":"metered","amount":7e-8,"currency":"USD"},{"per":{"qty":1,"unit":"GB"},"kind":"metered","amount":0.025,"currency":"USD"}]},{"name":"Durable Objects (metered)","components":[{"per":{"qty":1000000,"unit":"requests"},"kind":"metered","amount":0.15,"currency":"USD"},{"per":{"qty":1000000,"unit":"GB-s"},"kind":"metered","amount":12.5,"currency":"USD"},{"per":{"qty":1000000,"unit":"SQL rows read"},"kind":"metered","amount":0.001,"currency":"USD"},{"per":{"qty":1000000,"unit":"SQL rows written"},"kind":"metered","amount":1,"currency":"USD"},{"per":{"qty":1,"unit":"GB-month"},"kind":"metered","amount":0.2,"currency":"USD"}]},{"name":"Browser Rendering (metered)","components":[{"per":{"qty":1,"unit":"hour"},"kind":"metered","amount":0.09,"currency":"USD"},{"per":{"qty":1,"unit":"browser"},"kind":"metered","amount":2,"currency":"USD"}]},{"name":"Workflows (metered)","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":1,"unit":"GB-month"},"kind":"metered","amount":0.2,"currency":"USD"}]}],"summary":"Free tier with per-request and per-CPU metering. General Cloudflare plans from free to $250/mo; Workers add-on services metered separately.","currency":"USD","freeTier":true,"sourceUrl":"https://www.cloudflare.com/plans","retrievedAt":"2026-08-14T16:41:04.189Z","startingPrice":{"amount":20,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | open_source |
| pricing.price_level | low | free |
| pricing.starting_price | `{"amount":1,"currency":"USD"}` | - |
| pricing.transparent | yes | yes |
| reliability.sla_pct | - | 100 |
| reliability.status_page | yes | yes |
| security.disclosure_policy | yes | yes |
| security.fedramp | yes | - |
| security.gdpr | yes | yes |
| security.hipaa | yes | - |
| security.iso27001 | yes | yes |
| security.pci | yes | yes |
| security.soc2 | yes | yes |
| security.trust_center | https://aws.amazon.com/security/?nc1=f_cc | https://www.cloudflare.com/learning/security/account-takeover |

## Capabilities (Serverless & Edge Platforms)

| Capability | AWS Lambda | Cloudflare Workers |
|---|:--:|:--:|
| **Core** |  |  |
| Execution substrate | MicroVM | V8 isolate |
| Language / runtime breadth | Python, Node.js, Java, C#, Go, Ruby, custom runtimes | JavaScript, TypeScript, Python, Rust |
| **Reach** |  |  |
| Runs at global edge PoPs | - | ✓ |
| **Scale** |  |  |
| Scale to zero | ✓ | ✓ |
| **Performance** |  |  |
| Cold-start profile | Provisioned concurrency | None (isolate) |
| **Limits** |  |  |
| Max execution duration | - | - |
| **Integration** |  |  |
| Event source breadth | 220+ AWS services including S3, DynamoDB, Kinesis, SQS, API calls, event streams | HTTP requests, cron schedules, webhooks, message queues |
| 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: vioscaleAI. Generated 2026-10-16T18:54:59.417Z. "-" = undocumented, not absent.*