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| Metric | Cloudflare Workers | Python (CPython) | AWS Lambda | Google Cloud Functions | ROCm |
|---|---|---|---|---|---|
| Score | B+75 | B71 | B-65 | C59 | C56 |
| Type | Edge | Language | Serverless | Serverless | |
| Execution | jit | interpreted | hybrid | hybrid | aot |
| Interface | platform | cli | platform | platform | sdk |
| Cold Start | <1ms | 50ms | 200ms | 300ms | 200ms |
| Memory | 128MB | 15MB | 128MB | 128MB | 600MB |
| Startup | <1ms | 10ms | 100ms | 50ms | 100ms |
| Isolation | process | process | microvm | container | hardware |
| Maturity | production | production | production | production | stable |
| Languages | JavaScript, TypeScript, Rust, C, C++ | Python | JavaScript, TypeScript, Python, Java, Go, Ruby, .NET, Rust | Python, JavaScript, TypeScript, Go, Java, Ruby, PHP | C, C++, Python |
| License | Proprietary | Other | Proprietary | Proprietary | MIT |
| Links |