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| Metric | V8 | Python (CPython) | AWS Lambda | Node.js | Google Cloud Functions | Jan |
|---|---|---|---|---|---|---|
| Score | B74 | B71 | B-65 | B-65 | C59 | F34 |
| Type | Language | Language | Serverless | Language | Serverless | |
| Execution | jit | interpreted | hybrid | jit | hybrid | hybrid |
| Interface | embedded | cli | platform | cli | platform | gui |
| Cold Start | 5ms | 50ms | 200ms | 50ms | 300ms | 2000ms |
| Memory | 30MB | 15MB | 128MB | 40MB | 128MB | 600MB |
| Startup | 2ms | 10ms | 100ms | 20ms | 50ms | 400ms |
| Isolation | process | process | microvm | process | container | process |
| Maturity | production | production | production | production | production | stable |
| Languages | JavaScript, TypeScript, WebAssembly | Python | JavaScript, TypeScript, Python, Java, Go, Ruby, .NET, Rust | JavaScript, TypeScript | Python, JavaScript, TypeScript, Go, Java, Ruby, PHP | TypeScript, Python |
| License | BSD-3-Clause | Other | Proprietary | MIT | Proprietary | AGPL-3.0 |
| Links |