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| Metric | Cloudflare Workers | AWS Lambda | Google Cloud Functions | Docker |
|---|---|---|---|---|
| Score | B+75 | B-65 | C59 | C-54 |
| Type | Edge | Serverless | Serverless | Container |
| Execution | jit | hybrid | hybrid | hybrid |
| Interface | platform | platform | platform | cli |
| Cold Start | <1ms | 200ms | 300ms | 500ms |
| Memory | 128MB | 128MB | 128MB | 50MB |
| Startup | <1ms | 100ms | 50ms | 200ms |
| Isolation | process | microvm | container | container |
| Maturity | production | production | production | production |
| Languages | JavaScript, TypeScript, Rust, C, C++ | JavaScript, TypeScript, Python, Java, Go, Ruby, .NET, Rust | Python, JavaScript, TypeScript, Go, Java, Ruby, PHP | Any |
| License | Proprietary | Proprietary | Proprietary | Apache-2.0 |
| Links |