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| Metric | Wasmer | Bun | Python (CPython) | AWS Lambda | Node.js |
|---|---|---|---|---|---|
| Score | A-83 | B+76 | B71 | B-65 | B-65 |
| Type | WebAssembly | Language | Language | Serverless | Language |
| Execution | hybrid | jit | interpreted | hybrid | jit |
| Interface | cli | cli | cli | platform | cli |
| Cold Start | 2ms | 3ms | 50ms | 200ms | 50ms |
| Memory | 8MB | 25MB | 15MB | 128MB | 40MB |
| Startup | 1ms | 1ms | 10ms | 100ms | 20ms |
| Isolation | process | process | process | microvm | process |
| Maturity | stable | stable | production | production | production |
| Languages | Rust, C, C++, Go, Python, Ruby, PHP | JavaScript, TypeScript, JSX, TSX | Python | JavaScript, TypeScript, Python, Java, Go, Ruby, .NET, Rust | JavaScript, TypeScript |
| License | MIT | MIT | Other | Proprietary | MIT |
| Links |